Question

He _______ foreigners in his cafe before, so he didn’t know how to serve the American family.

A．had rarely had

B．had had rarely

C．rarely had

D．had rarely

Answer 1

A解析:
考查時態。由關鍵詞before可知沒有外國人來他的咖啡店發生在第二句之前，應該使用完成時。副詞rarely要放在助動詞和行為動詞之間。句意：以前沒有外國人來他的咖啡店，所以他不知道怎么給美國家庭提供服務。