He walked around the tens trying to find the other dogs. But, to his surprise, they had disappeared（）
A. gathered together
B. given up hope
C. be seen
D. gone out of sight
查看答案
Then the rope was pulled again and Buck had to let go（）
A. give up
B. leave
C. move along
D. go away
Pa had got such good prices for his furs that he could afford to get them such beautiful presents（）
A. had time
B. had enough money
C. was willing
D. thought
An actor had to be versatile（）
A. possessing various skills
B. especially quick in understanding
C. unusually prepared for difficult work
D. doing many tasks at the same time
Our family shook our heads in unison（）
A. with satisfaction
B. very formally
C. in disagreement
D. at the same time
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