He_________a good idea to solve the problem.中文提示:他已想出一个解决这个问题的好主意.答案给的是has come up ,为什么不能有had come up

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He_________agoodideatosolvetheproblem.中文提示:他已想出一个解决这个问题的好主意.答案给的是hascomeup,为什么不能有hadcomeupHe________

He_________a good idea to solve the problem.中文提示:他已想出一个解决这个问题的好主意.答案给的是has come up ,为什么不能有had come up
He_________a good idea to solve the problem.
中文提示:他已想出一个解决这个问题的好主意.答案给的是has come up ,为什么不能有had come up

He_________a good idea to solve the problem.中文提示:他已想出一个解决这个问题的好主意.答案给的是has come up ,为什么不能有had come up
答案是现在完成时,你的答案是过去完成时,语句中没有时间词,中文提示是已经,用现在完成时便可

你好:
这里has come up 和had come up都对,
一个是一般现在时态,一个是过去时态,都对的。
祝好。

应用has come up with , 构成现在完成时,

在横线上填上“have,has”或 “there is , there are” .1. I________a good father and a good mother. 2. ____________a telescope on the desk. 3. He_________a tape-recorder. 4. _____________a basketball in the playground. 5. She__________some d 1.I________a good father and a good mother.2.____________a telescope on the desk.3.He_________a tape-recorder.4._____________a basketball in the playground.5.She__________some dresses.6.They___________a nice garden.7.What do you___________?8.________ id id id He_________a good idea to solve the problem.中文提示:他已想出一个解决这个问题的好主意.答案给的是has come up ,为什么不能有had come up there be 句型与have has 的区别No.1Fill in the blank with “have,has”or “there is ,there are”.1.I________a good father and a good mother.2.____________a telescope on the desk.3.He_________a tape-recorder.4._____________a basketball in the I didnt( ) to go to the movie because id heard it wasnt very good 问:I didnt( ) to go to the movie because id heard it wasnt very good 他穿上猴子服装扮成美猴王.he_________a monkey costume and _____monkey king. I dint _____to go to the movie because id heard it wasnt very good.用wag bark pull bother I can`t tell you whether it id a good book or not___(没有)reading it --------different good manners may be in different countries,the principles of good manners id always the same.A.Although B.However C.Despite D.No matter ID Number ID是什么意思 Apple ID ID 是什么意思 ID是什么意思?