高中 英语选择题（要每题详细讲解）

1.--Jack,how did it ___ that you made so many mistakes in your homework?
--I myself have not figured them out yet.
A.occur to B.come about C.bring about D.get down
答案解释一下各个选项的意思
Occur to 相当于happen to 后面接动词原形表示 碰巧干/发生…
Bring about 表示带来,引进…
Get down 表示放低身子,趴下等动作
Come about 表示发生,出现某种现象.
2.A notice was placed by the river bank warning people to ___ the thin ice.
A.keep off B.keep out C.keep away D.keep on
答案解释一下各个选项的意思
Keep off 指远离…对…保持距离
Keep out 指禁止入内
Keep away也指远离…但是后面如果有宾语的话,还要在宾语前加上from
Keep on 表示继续
3.--Mr.Johnson,would you have some more ice-cream?
--No,thanks.It's very good,but I have to ___ my weight,you know.
A.watch B.remain C.notice D.see
答案解释一下各个选项的意思
Watch 此处表示要注意,要引起重视了,有警惕的意味
Remain 指保持,与题意不符
Notice 指通知
See 指看见
4.With a lot of difficult problems___,the manager felt a heavy burden taken off his mind.
A.settled B.to be settled C.settling D.to settle
答案为啥不选B.
To be settle 中不定式有表示将来的意味,而题中的意思是这些问题已经解决,所以用动词的过去分词表示被动并已经完成.
5.We all know that,___,the situation will get worse.
A.not if dealt carefully with B.if not carefully dealt with
C.if dealt not carefully with D.not if carefully dealt with
答案顺序有什么讲究啊
记住一个公式,这种题一般是if+(not) 副词+ 过去分词
另外,离开上海去北京用leave for怎么说啊
应该是I will leave for shanghai from Beijing.
希望对你有所帮助,春节快乐!