Question

【题目】——Can you tell me how often he practices his English？

——_________.

A. At times

B. At one time

C. At all times

D.At a time

Answer 1

【答案】A

【解析】考查介词短语：A. At times有时，B. At one time曾经，一度，C. At all times一直，D. At a time一次，句意：--你能告诉我他多长时间练一次英语吗？--有时。选A。