Bên cạnh PHÂN TÍCH ĐỀ THI THẬT TASK 2 (dạng advantages & disadvantages) Some students work while studying. Discuss the advantages and disadvantages of this trend and give your opinion?NGÀY 04/8/2020 IELTS WRITING GENERAL MÁY TÍNH (kèm bài được sửa hs đi thi), IELTS TUTOR giới thiệu Creating Artificial Gills: Đề thi thật IELTS LISTENING Test 15 Section 4 (IELTS Listening Recent Actual Test)
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II. Creating Artificial Gills: Đề thi thật IELTS LISTENING Test 15 Section 4 (IELTS Listening Recent Actual Test)
Questions 31-40
Complete the notes below.
Write NO MORE THAN TWO WORDS for each answer.
Creating Artificial Gills
Background
- Taking in oxygen: mammals — lungs; fish — gills
- Long-held dreams — humans swimming underwater without oxygen tanks
- Oxygen tanks considered too 31 ..................... and large
- Attempts to extract oxygen directly from water
- 1960s — prediction that humans would have gills added by 32 .....................
- Ideas for artificial gills were inspired by research on
- fish gills
- fish swim bladders
- animals without gills — especially bubbles used by 33 .....................
Building a simple artificial gill
- Make a watertight box of a material which lets 34 ..................... pass through
- Fill with air and submerge in water
- Important that the diver and the water keep 35 .....................
- The gill has to have a large 36 .....................
- Designers often use a network of small 37 ..................... on their gill ◇ Main limitation — problems caused by increased 38 ..................... in deeper water
Other applications
- Supplying oxygen for use on 39 .....................
- Powering 40 ..................... cells for driving machinery underwater >> IELTS TUTOR lưu ý: PHÂN TÍCH ĐỀ THI 30/5/2020"Some education systems make students focus on certain subjects at the age of 15, while others require students to study a wide range of subjects until they leave school. What are the benefits of each system? Which is better?"IELTS WRITING TASK 2 (kèm bài sửa HS đạt 6.5)
III. Creating Artificial Gills: Đề thi thật IELTS LISTENING Test 15 Section 4 (IELTS Listening Recent Actual Test)
31. heavy
32. surgery
33. beetles
34. gas
35. moving
36. surface area
37. tubes
38. pressure
39. submarines
40. fuel
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