He was clever enough to answer them请问这句话中be为什么要用过去式呢?

He considers he is clever enough.He ____ ____ clever enough. he's clever enough to (发明) a lot of things simon was happy.he came in(without) a smile He was clever enough to answer them请问这句话中be为什么要用过去式呢? 英语翻译answer all the questionscouid he answer all the questions?yes he couldhe was clever enough to answer them另外其中的 all the he is clever enough to g___ new things He was ________ a clever boy ______he worked out all the difficult problems.A)such,that B)so,that C)too,to D)so,enough He was ________ a clever boy ______he worked out all the difficult problems.A)such,that B)so,that C)too,to D)so,enough He is clever enough to finish the work alone.的同义句：He is clever enough to finish the work ___ ___. he was too clever man to be bluffed的翻译? Andy was clever enough to answer my hardest question.Andy was__ __ __boy__he could answer my He is clever enough to work out the problem ________(容易地) he is clever enough to finish the work a______首字母填空,快.会加分. He is clever enough to know the _______ to the exercise. Do you think him naughty enough?i am afraid he is more clever than naughty he is ——clever not to know the answervery so too enough ,填啥,为啥 -The boy____play the guitar when he was only seven years old -How clever he was! I think that he was clever.和I think he was clever.有啥区别?（重点不在was 别管他） 英语翻译 He was a clever man whose every word was purposeful.