问题

Catherine telephoned to the airport to ______ whether Flight 24 for San Francisco is departing on time.[ ]

A: prove
B: ensure
C: identify
D: confirm

正确答案是：

同类题型

Can you cook, Jenny —No, I can’t. Well, I can cook eggs. But .

下列各句中，没有语病的一句是（）

Put these glasses away before they______— OK, I’ll put them in the cupboard

Do you eat fast food , Sandy —— . I believe even eating a little fast food is also harmful to my health .

We ____ that the magazines you have borrowed be returned to the school library before theend of this month. [ ]