I thought he came from China.为什么是came 我想comes也可以吧?

I thought he came from China.为什么是came 我想comes也可以吧? 为什么I thought he came back after five years的come要用过去式 He thought hard,but he came up with I _____(think) he came from China.这个空格请问是用think还是thought?请说明为什么? When I came into the room,I found he sat still,his eyes (fixed)on the ceiling,(lost)in thought.fixed以及lost是什么用法,为什么这么做? 英语翻译1.Alice came back home the day before yesterday.Really?Where_____?A.has she been.B.had she been.2.Who's the man over there?It's Jack.Oh?_____in Italy.A.I've thought he's been.B.I thought he was C.I'd thought he'd been3.It was possible tha He thought what I had said___soon.(forget) Our math teacher___in our school for 20 years and he___here when he was 23 years old.A.has thought ; has come B.thought ; comes C.thought ; came D.has thought ; came he asked me where____from.a.did i came b.i came c.i come he thought hard and___,he thought of a good ideaA did some washing B after a while cworked hard D came a long 到底神马时候用that 和what (同位语从句中)对比:) I have no idea what has happened to her .(2) Suddenly the thought came to him that he could go blind.这两句中what 和that 可以互换吗? I thought when he came to see me,after he found out i came back to home I thought he was going to fire me joking.must.he.have.I.was.thought 连词成句 填空 I thought he was a waiter,while he made the （）mistake and thought that I wasrelative 还是converse the boy dived into the water and after________seemed to be a long time,he came up again.大the boy dived into the water and after________seemed to be a long time,he came up again.awhat b it she thought i was talking about her daughter,______,in fact 帮我看看这篇英语作文有什么错误I went to the playground and played basketball this morning.It was early.I was the only one in the playground.Later,a boy came.first,I saw he was not tall.I thought he was in a primary school.But at last,I