1·I've given the matter careful thought.
我对这件事认真考虑过了。
—— 《牛津词典》
2·That matter requires careful thought.
这件事需要慎重考虑。
3·This problem calls for careful thought.
这个问题需要好好想一想。
4·Her suggestion requires careful thought.
她的建议需要慎重考虑。
5·The suggestion requires careful thought.
这建议需仔细思考。
6·This suggestion requires careful thought.
这条建议需要仔细考虑。
7·The problem calls for very careful thought.
这个问题要求人们深思熟虑。
8·This suggestion will require careful thought.
这建议需要仔细考虑。
9·The answer to the question cost her much careful thought.
回答这个问题使她不得不做周密的思考。
10·The plan was the product of many hours of careful thought.
这个计划是经过数小时深思熟虑的产物。