1, someone scratched my car on the door last week. (was)
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2, the man walked into my office yesterday,ư. i didn't know him. (who)
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3, the tv programme was so complicated that the children could not understand it. (too)
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4, you ought to see a dentist about that tooth. (if)
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5, this is the best meal I've ever eaten. (never)
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1 My car was scratched on the door last week
2 I didn't know the man who walked into my office yesterday
3 The TV programme was too complicated for the children to understand
4 If I were you, I would see a dentist about that tooth
5 I have never eaten such a good meal