Read the following passage, and mark the letter (A, B, C or D) on your answer sheet to indicate the correct answer for
Read the following passage, and mark the letter (A, B, C or D) on your answer sheet to indicate the correct answer for each of the blanks.
FOOD FOR ASTRONAUTS
It used to be thought that people could not swallow well in space, so the food (6)………for astronauts consisted of bite-sized pieces of food pushed out of tubes. But now it is known hthat you can eat in space in the same way as on Earth.
The physical constraints lie in the body of the spaceship rather than the body of the astronaut. Limited storage and cooking facilities, with no space or power to (7)………for complex food preparation, mean that the (8)……… for space nutritionists has gone beyond providing astronauts with food that is palatable and good for them. The solution has emerged in the (9)………of dehydrated foods. Simply add water to the freeze-dried granules and ………bon appetit!
With space flights often (10)…………..more than a week, astronauts cannot live on granules alone. They also take pre-cooked meals (11)…….. in bags, which they warm up in a small oven. These are tastier than granules but, according to Dr. Helen Lane, a research nutritionist, it is difficult to get astronauts to eat as much as they need. It’s partly that they are so busy but also because there is no (12)………to eat.” So tickling their taste buds is an (13)……….struggle, especially since one of the effects of zero gravity is to reduce the sense of smell.
Weightlessness is an important (14)……….in space food because of the danger that the food might fragment and float off in different (15)……….. We need foods that coalesce,” says Dr. Lane. Yoghurts, puddings, sauces all hold together in large droplets. Your spoon may float away, but the food will stay on it.”
Trả lời cho các câu 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 dưới đây:
Đáp án đúng là: B
Đáp án cần chọn là: B
Đáp án đúng là: A
Đáp án cần chọn là: A
Đáp án đúng là: D
Đáp án cần chọn là: D
Đáp án đúng là: C
Đáp án cần chọn là: C
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