Question

---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

A

試題分析：考查介詞短語：A. At times有時，B. At one time曾經，一度，C. At all times一直，D. At a time一次，句意：--你能告訴我他多長時間練一次英語嗎？--有時。選A。