英语选择题（2题）Wehaveachievedgreatsuccessesinthecauseofourcountry.A.settingupB.buildingupC.growingupD.keepingupJudgingfromhisaccent,hebeaFrenchman.A.needn'tB.can'tC.willD.mustn'tB我要知道为什么选这个

Question

英语选择题（2题）
We have achieved great successes in the cause of __ our country.
A.setting up B.building up C.growing up D.keeping up
Judging from his accent,he be a Frenchman.
A.needn't B.can't C.will D.mustn't
B
我要知道为什么选这个答案 还有这几个选项有什么用法

Answer 1

1.B build up
build up 增进,增强,积累
He tried to build up his strength.
他试图增进体质.
He has built up a good business over the years.
几年来他生意做得很兴旺.
set up:
建立,创立
A new government was set up after the war.
新政府于战后成立.
grow up:
1.成长
The boys grew up.
孩子们长大了.
2.逐渐形成
A warm friendship grew up between the two men.
两人之间逐渐产生了友情
keep up:
(使)不停止
Rain kept up all day.
雨下了一整天.
2.保持
He kept up a correspondence with Tom.
他和汤姆保持通信联系.
B:不可能 表推测
从口音可以判断 应该是很肯定的 A 不沾边 Cwill也不沾边 D mustn't
否定结构中表不许 不用语推测 但must可以用语肯定推测