问题

The plane won’t take off ______ the thick clouds move away. –Let’s wait patiently for the announcement from the airport.

A:since
B:though
C:while
D:until;

正确答案是：

同类题型

On Friday, we were packing to leave for a weekend away__ my daughter heard cries for help.

Let’s _________ some chicken. —Great! I like chicken.

When you have problems, you can _______ me_______ you.

you lend me your spare pen I have left mine at home.

The solider was _______ in the arm in the war.