We must finish our homework in half an hour.

题目

We must finish our homework in half an hour.
就划线部分提问
We must finish our homework (in half an hour).
你必须在去留之间做出一个选择.
You must ____ _____ _____ between leaving and stay.
我爷爷既喜欢吸烟也喜欢喝酒
My grandfather likes drinking ___ _____ _____ smoking

答案

make a choiceas well as