Question

【题目】The librarian told us that we could borrow at most three books.
A.at a time
B.all the time
C.from time to time
D.on time

Answer 1

【答案】A
【解析】句意：图书管理员告诉我们我们能一次最多借三本书。A. at a time一次；B. all the time一直；C. from time to time时常；D. on time按时。根据题意，故选A。