问题

13. Our bad living habits will destroy the earth. Only by changing ________we live can we save the earth.

A:that;
B:what
C:how;
D:where;

正确答案是：

同类题型

You’d better becauseyou have to drive back home. -OK.

_______ I try on the white dress in the window —_______. It’s just on show.

Dad. there is something wrong with my notebook computer. — OK, I_______ an engineer to check it for you.

In the reading room, we found her seated at a desk, her attention ____ on a novel.

下列各句中没有语病的一句是（）