4. It's dangerous to
cross
the road when the traffic lights are red.答案
4.cross
5. I can't swim
across
the river because it's too wide.答案
5.across
6. The library
lies
next to the middle school, so students often go there after school.答案
6.lies
7. It was difficult for him to believe that his friend
lied
to him about something so important.答案
7.lied
8. 昨晚我太疲倦了以至于我躺下后就马上睡着了。
I was so tired last night that I
I was so tired last night that I
lay down
and fell asleep at once.答案
8.lay down
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