问题

You can borrow my car ________ you promise not to drive too fast.

A:unless
B:even if
C:in case
D:as long as

正确答案是：

同类题型

can absorb andgive off a lot of heat without big changes in temperature, thus creating a______ environment

I always tell my students ______ on the road because it’s really dangerous.

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Do you see the chair three legs

The world will be different, and we will have to be prepared to ______ the change.