शैडोइंग अभ्यास: 🔥How the Varroa mite attacks - Đề thi IELTS LISTENING (actual test) kèm đáp án - वीडियो के साथ अंग्रेजी बोलना सीखें

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84 वाक्य
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1
Section 3.
2
You will hear two researchers comparing their research on different types of bees.
3
First, you have some time to look at questions 21 to 25 on page 5.
4
Now listen carefully and answer questions 21 to 25.
5
Have you had a chance to look at our research on Australian native bees?
6
Yes, it's very relevant to my research on European bees.
7
What aspect do you think is most relevant?
8
Well, as you know, my main research interest is the European honeybee and the problems facing it.
9
Yes, I've heard about the Varroa mite, but I don't know much about it.
10
Well, it almost wiped out the European honeybee population in North America back in the 1980s.
11
Thankfully, we don't have it here in Australia yet.
12
It sounds like a nasty little creature.
13
It certainly is.
14
It's like a little hitchhiker, really it hops onto a bee, then when the bee lands on a flower,
15
the mite gets off and waits for another bee to come along.
16
And from there, I guess the mite climbs onto another bee?
17
Right.
18
The mite then hitches a ride back to the hive where the bee lives with the rest of the colony.
19
So the mite actually sneaks inside the hive on top of the bee's back?
20
That's right.
21
And once it's there, it dives into a honeycomb cell and heads straight for the bottom.
22
That's where the queen bee's eggs are.
23
And the honey?
24
Yes, and the mite buries itself deep inside it.
25
Ah, I see.
26
The mite doesn't eat the honey though, does it?
27
Well, no, that's the interesting part.
28
It uses the honey to cover its scent so it won't be detected.
29
And presumably it lives off the blood of the bees.
30
That's right.
31
It feeds on the bee larva that hatches out from the egg.
32
The mite's reproductive cycle takes place there too while it's living in the cell.
33
When that's finished, it leaves.
34
It sounds like a clever enemy.
35
But why does it have such a devastating effect on bee populations?
36
Well, it leaves them debilitated and it also infects them with a virus that spreads amongst the colony.
37
If the population dies out here in Australia, it will have a devastating effect on Australian agriculture.
38
The worrying thing is that we do need to find a way of increasing our bee population.
39
Before you hear the rest of the discussion, you have some time to look at questions 26 to 30 on page 6.
40
Now listen and answer questions 26 to 30.
41
Well, perhaps we can combine my research on European bees
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and yours on Australian native bees to put together a research proposal
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and find a way of safely increasing the Australian bee population.
44
That would be great.
45
Let's compare notes.
46
OK, then.
47
Let's start with the European bumblebee.
48
There's been a lot of talk recently about bringing them into this country.
49
Yes, but the problem is that the bumblebee has a tendency to carry weeds to nearby farmland.
50
They would also compete for nectar with your existing bees.
51
You know, there's an Australian native bee, the blue -banded bee, which is good at pollinating without carrying weeds.
52
It could be useful to farmers.
53
The blue -banded bee?
54
I've never heard of that one.
55
That's one of the challenges we face because there hasn't been a lot of research on it as yet.
56
Well, it's better to use native bees because importing them can be disastrous.
57
The Africanised bee is a case in point.
58
It was introduced into South America because it was a good honey producer, but what they didn't realise was that it attacks anything that moves.
59
Speaking of honey producers, the Australian stingless bee is a good alternative source of honey.
60
Oh, I didn't know they produced honey.
61
Yes, although they don't produce as much as other bees do.
62
The main drawback with the stingless bees is that they're quite sensitive to temperature.
63
They just won't fly if it gets below 18 degrees, so they aren't really suited to southern parts of Australia.
64
I know how you feel about foreign bees, but I think my favourite bee is a Canadian leafcutter bee.
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It has such a gentle personality, but it's really hard working too and it's got a lot of potential for farmers.
66
Why's that?
67
Well, I've been asked to help import them to this country to pollinate the lucerne or alfalfa crops.
68
At the moment, Australian production is about a third of that in North America, where they have these leafcutter bees.
69
That's quite a difference.
70
But is it safe to import these bees?
71
Well, our research shows that it is, so they've been importing them in very limited numbers.
72
They have to be thoroughly checked first before they're released to make sure that they don't have any mites or diseases.
73
Well, that's good.
74
Yes.
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Of course, the only drawback is that we can't bring in very many at a time,
76
so we still don't have enough of them here to really make much difference to our crop yields.
77
Yes, it takes time to build up a bee population.
78
That is the end of Section 3.
79
You now have half a minute to check your answers.
80
Now turn to section 4.
81
Thank you.
82
Thank you.
83
Thank you.
84
Thank you.

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अनुशंसित वीडियो

इस पाठ की शब्दावली और बोलने के सुझाव

यह स्पीकिंग पाठ वीडियो “🔥How the Varroa mite attacks - Đề thi IELTS LISTENING (actual test) kèm đáp án” पर आधारित है। सबसे ज़्यादा दोहराए गए शब्द ये हैं: bee, mite, honey, Australian, population। इस वीडियो में शैडोइंग के लिए 84 वाक्य और 873 शब्द हैं। बोला गया हिस्सा 8:09 लंबा है। वक्ता धीरे बोलता है, लगभग 107 शब्द प्रति मिनट, इसलिए हर ध्वनि की नकल करने का समय मिलता है। केवल 79% शब्द अंग्रेज़ी के 3,000 सबसे आम शब्दों में से हैं, इसलिए शब्दावली कठिन है।

इस वीडियो की मुख्य शब्दावली

वीडियो के 15 सीखने लायक शब्द, उच्चारण और अर्थ के साथ:

शब्दउच्चारणअर्थ
bee संज्ञा/ˈbiː/मधुमक्खी
honey संज्ञा/ˈhʌni/मधु, शहद
import संज्ञा/ˈɪm.pɔɹt/आयात
compare क्रिया/kəmˈpɛɚ/तौलना
weed संज्ञा/wiːd/खरपतवार
leaf संज्ञा/lif/पत्ता, पत्ती
crop संज्ञा/kɹɑp/फ़सल
farmer संज्ञा/ˈfɑɹ.mɚ/किसान
proposal संज्ञा/pɹəˈpoʊzəl/प्रस्ताव
egg संज्ञा/ɛɡ/अंडा, डिंब
flower संज्ञा/ˈfloʊɚ/फूल, पुष्प
virus संज्ञा/ˈvaɪ.ɹəs/विषाणु, वाइरस
aspect संज्ञा/ˈæspɛkt/पक्ष
agriculture संज्ञा/ˈæɡ.ɹɪˌkʌl.t͡ʃɚ/कृषि, खेती
introduce क्रिया/ˌɪntɹəˈdus/परिचय

वीडियो में आने वाली फ़्रेज़ल वर्ब

शब्दअर्थ
come along क्रियासाथ चलना, साथ आना

दोहराने लायक वाक्य

वीडियो के छोटे, पूरे वाक्य जिन्हें आप रोज़ की बातचीत में इस्तेमाल कर सकते हैं:

  • What aspect do you think is most relevant?
  • The mite doesn't eat the honey though, does it?
  • I've never heard of that one.

इस वीडियो का व्याकरण

वक्ता जिन संरचनाओं का सबसे अधिक प्रयोग करता है, वीडियो के असली शब्दों के साथ:

संरचनावीडियो में
Present perfect have/has + past participle — बीता हुआ काम जिसका असर अभी भी हैHave you had · I've heard · There's been
Passive voice be + past participle — ज़ोर इस पर कि क्या होता है, न कि कौन करता हैwon't be detected · was introduced · aren't really suited

ध्यान देने योग्य उच्चारण

वक्ता 19 बार संक्षिप्त रूपों का प्रयोग करता है, जैसे don't, I've, didn't। इन्हें वैसे ही छोटा बोलें जैसा आप सुनते हैं।

  • लंबे शब्द — बलाघात सही रखें: agriculture /ˈæɡ.ɹɪˌkʌl.t͡ʃɚ/, presumably /pɹɪˈzuːməbli/, reproductive /ˌɹiːpɹəˈdʌktɪv/, debilitate /dəˈbɪləteɪt/

हिंदी भाषियों के लिए मुश्किल ध्वनियाँ:

  • /v/ और /w/ का फ़र्क़ — /v/ में ऊपर के दाँत निचले होंठ को छूते हैं, /w/ में होंठ गोल होते हैं: weed /wiːd/, hive /haɪv/, sensitive /ˈsɛn.sɪt.ɪv/, virus /ˈvaɪ.ɹəs/, clever /ˈklɛv.ɚ/
  • /z/ — इसे “ज” (/dʒ/) न बनाएँ: proposal /pɹəˈpoʊzəl/, presumably /pɹɪˈzuːməbli/, disastrous /dɪˈzæs.tɹəs/
  • /æ/ — “ऐ” से ज़्यादा खुला: aspect /ˈæspɛkt/, agriculture /ˈæɡ.ɹɪˌkʌl.t͡ʃɚ/, nasty /ˈnæs.ti/, hatch /hæt͡ʃ/, disastrous /dɪˈzæs.tɹəs/

इस वीडियो से अभ्यास कैसे करें

  1. पहले बिना बोले पूरा वीडियो एक बार सुनें और जो शब्द नहीं आते उन्हें लिख लें।
  2. सामान्य गति पर एक-एक वाक्य की शैडोइंग करें और हर वाक्य तब तक दोहराएँ जब तक आपकी लय वक्ता से न मिल जाए।
  3. अपनी आवाज़ रिकॉर्ड करें और मूल से तुलना करें, ख़ासकर bee, honey, import जैसे शब्दों पर ध्यान दें।

शैडोइंग तकनीक क्या है?

शैडोइंग (Shadowing) एक विज्ञान-समर्थित भाषा सीखने की तकनीक है जो मूल रूप से पेशेवर दुभाषिया प्रशिक्षण के लिए विकसित की गई थी। विधि सरल लेकिन शक्तिशाली है: आप मूल अंग्रेज़ी ऑडियो सुनते हैं और तुरंत इसे ज़ोर से दोहराते हैं — जैसे वक्ता की छाया 1-2 सेकंड की देरी से। शोध से पता चलता है कि यह उच्चारण सटीकता, स्वर, लय, जुड़ी हुई ध्वनियाँ, सुनने की समझ और बोलने की प्रवाहशीलता में काफ़ी सुधार करता है।

शैडोइंग तकनीक: पूरी चरण-दर-चरण गाइड पढ़ें →