Hạt sẽ mất hoàn toàn khả năng nảy mầm trong trường hợp nào dưới đây?
A.Bị luộc chín.
B.Nhúng qua nước ấm.
C.Vùi vào cát ẩm.
D.Phơi ngoài nắng.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
We need some _________ to help our skin, brain and other organs grow, but too much of it can cause health problems.
A.life expectancy
B.immune system
C.boost
D.cholesterol

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
It is _________ that we drink eight glasses of water a day.
A.recommended
B.insisted
C.ordered
D.compulsory

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Studies show that for each hour of regular exercise, people can gain two hours of additional _________.
A.life expectancy
B.natural remedies
C.nutrition
D.immune system

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
I was pleased to see how _________ she looked after her recent illness.
A.nice
B.right
C.well
D.awful

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
To take care of your vision, don’t stare _________ a computer screen for too long.
A.for
B.at
C.in
D.on

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
If yoga is not done properly, it can _________ more harm than good.
A.show
B.do
C.play
D.go

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Sleep, rest and relaxation can slow down the _________.
A.aging process
B.immune system
C.cholesterol
D.nutrition

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Your body may not be able to fight infections naturally if your _________ is weakened.
A.life expectancy
B.immune system
C.cholesterol
D.nutrition

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Each package of food item should have a _________ label that tells you what is inside the food you are eating and lists its parts.
A.nutrition
B.immune system
C.cholesterol
D.life expectancy