He spent all his energies _________ a research _________ the causes of cancer.A.in,of Bin,on C.on,of D.on,into最后为什么用Into

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Hespentallhisenergies_________aresearch_________thecausesofcancer.A.in,ofBin,onC.on,ofD.on,into最后为什么

He spent all his energies _________ a research _________ the causes of cancer.A.in,of Bin,on C.on,of D.on,into最后为什么用Into
He spent all his energies _________ a research _________ the causes of cancer.
A.in,of Bin,on C.on,of D.on,into
最后为什么用Into

He spent all his energies _________ a research _________ the causes of cancer.A.in,of Bin,on C.on,of D.on,into最后为什么用Into
search into,固定搭配,调查.

我觉得 of和 into意思好像差不多 都是研究吧 大概因为后面有一个 of了 前面再选of有的奇怪吧

He spent all his money b_____ on horses. he has spent all his money.的同义句 he has____ ___ ___his money. He spent all day at his desk.为什么不是on the desk he spent all his time reading the book这句话中all his time 可以用什么代替 A almost the time B all times Li Lin spent the whole day in his room.It means he was in his room____ dayA.hole B.the all C.all D.all of He spent all his free time studying English 同义句 ——- ——him all his time his free time——- ——English. he spent ____time reading the book A:his all B:all his C:his whole D:the whole选哪个?又为什么呢? he spent his e_____ time in training He gives people the impression _______ all his life broad.A) of having spent B) to have spent C) of being spent D) to spend 为什么选A,不选B? To make his girlfriend happy yesterday,he spent all his money. 这句子对吗 目的状语会受时态影响吗 To make his girlfriend feel happy,he spent all his money.如果要多加一个状语yesterday进去应该放在哪里? To make his girlfriend feel happy.he spent all his money.如果有一个yesterday 应该放在哪里 这是一个 九年级英语题Because little Danny spent all his time with his mother ,he was rather s_____with men.填了空以后麻烦翻译一下这个句子,谢谢 he spent one dollar more than half of what he had when he came in.什么意思?Grandma sent Johnny some money for his birthday.Johnny spent all of it in five stores. In each store, he spent one dollar more than half of what he had when he came in. Ho he inbited all his friends. he spent all the morning ——in his study A.locking B.locked C.to lock D.lock 这里为什么选B? the poor guy has to go back home because he ________ all his money A cost B was payingA cost B was paying C has taken Dhas spent Little Tom can't hand in his homework because he ___ all the weekends playing computer gamesA spendsB spentC is spendingD has spent