题目内容
21、The sofa used to ____ a bed when a relative came to stay with us.
A. use for B. make into C. serve as D. stand for
试题答案
21、C
相关题目
题目内容
21、The sofa used to ____ a bed when a relative came to stay with us.
A. use for B. make into C. serve as D. stand for
试题答案
21、C