-----It will _____ determination and hard work to master a f

-----It will _____ determination and hard work to master a foreign language .-----
-----It will _____ determination and hard work to master a foreign language .
-----There is no doubt about it .
A spend B coat C pay D take
选什么?为什么?
2.----Did you watch the World Cup final last night .
------No,I was on duty ,but Iwish I _____
A did B were C had D would
不是用什么问用什么回答吗?怎么不选A?
3.Only when they discussed the problem for about an hour _____a conclusion.
A they drew B they had drawn C did the draw D had they drawn
这个句子是倒装 可是选什么呢?不太明白 讲讲

选D,B选项应该是cost吧
spend的主语必须是人,常用于以下结构：
(1) spend time ／money on sth.在……上花费时间（金钱）.例：I spent two hours on this maths problem.这道数学题花了我两个小时.
(2) spend time ／ money (in) doing sth.花费时间（金钱）做某事.例：They spent two years (in) building this bridge.造这座桥花了他们两年时间.
(3)spend money for sth.花钱买…….例：His money was spent for books.他的钱用来买书了.
cost的主语是物或某种活动,还可以表示“值”,常见用法如下：
(1)sth.costs (sb.) ＋金钱,某物花了（某人）多少钱.例：A new computer costs a lot of money.买一台新电脑要花一大笔钱.
(2) (doing) sth.costs (sb.) ＋时间,某物（做某事）花了（某人）多少时间.例：Remembering these new words cost him a lot of time.他花了大量时间才记住了这些单词.
pay的基本用法是：(1) pay (sb.) money for sth.付钱（给某人）买…….例：I have to pay them 20 pounds for this room each month.我每个月要付20英磅的房租.(2)pay for sth.付……的钱.例：I have to pay for the book lost.我不得不赔丢失的书款.(3)pay for sb.替某人付钱.例：Don?蒺t worry!I'll pay for you.别担心,我会给你付钱的.(4)pay sb.付钱给某人.例:They pay us every month.他们每月给我们报酬.（5）pay money back 还钱.例：May I borrow 12 yuan from you?I'll pay it back next week.你能借给我12块钱吗?下周还你.（6）pay off one's money还清钱
take后面常跟双宾语,常见用法有以下几种：
(1) It takes sb.＋时间＋to do sth.做某事花了某人多少时间.例：It took them three years to build this road.他们用了三年时间修完了这条路.
(2)doing sth.takes sb.＋时间,做某事花了某人多少时间.例：Repairing this car took him the whole afternoon.他花了一下午修车.
I wish 后从句用虚拟语气
1.表示与现在事实相反的愿望,用过去时：
I wish I were a teacher.我要是一位老师就好了.
2.表示与过去事实相反的愿望,用过去完成时：
How I wish I had seen her off at the station,but I was too busy.我要是去车站送过她就好了,但我太忙了.
3.表示与将来事实相反的愿望,用could / would+ / might+动词原形：
I wish he would come at once.我真希望他马上来.选C
only在句首要倒装的情况
Only in this way,can you learn English well.
Only after being asked three times did he come to the meeting.
如果句子为主从复合句,则主句倒装,从句不倒装
Only when he is seriously ill,does he ever stay in bed.
only如果后面跟了副词、介词短语或从句等状语,则主句用倒装结构.如only后跟的是主语,就不用倒装结构了.过去时选C