Man could make sounds like those he heard all around him.
A. Right.
B. Wrong.
C. Doesn't say.
查看答案
【B10】
A. Go
B. Happy to
C. Welcome to
"Switch them off first" means
A. turn them down first
B. turn them off first
C. turn them over first
【B9】
A. What
B. What a
C. How
【B2】
A. old
B. young
C. big