According to the passage, which of the following has changed the most in the last 500 years？
A. Food.
B. Chocolate.
C. Potato.
D. Coffee
查看答案
Which of the following statements might the author agree with？
A. Few people are interested in Antarctica.
B. People should not leave the ship during the trip.
C. Ships going to Antarctica should obey certain rules.
D. The bigger the ship is, the better you will enjoy your trip.
A．trainingB．trainedC．exerciseD．practised
A. training
B. trained
C. exercise
D. practised
A．to come backB．to returnC．to enterD．to go back into
A. to come back
B. to return
C. to enter
D. to go back into
A．andB．becauseC．soD．as
A. and
B. because
C. so
D. as
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