Question

---Who can tell me_______?   ---Every 15 minutes.

A．when the bus will arrive.	B．how often the bus arrives
C．how long has the bus been away	D．when will the bus arrive

Answer 1

B

試題分析：句意：—誰能告訴我多久一次？—每十五分鐘。根據答語，Every 15 minutes.可知回答的是頻率，詢問頻率用how often，C和D的語序錯誤，A的語序正確，但不符合題意，故選B。