问题 一般过去时与现在现在完成时的比较区别

---The car crash hasn't brought any traffic inconvenience,has it?   --Yes. The road _____ up with several miles of vehicles within a few minutes.A. was chocked   B.has been chocked  C.had been chocked   D.is  chocked.  排除C，D。A和B区别在哪，答案是A.

问题 请教定语从句(涉及such...as)

John is not such a man ____ would kill anyone.（A）that     （B）as     （C）who     （D）whom书上讲了个句型，有用到 such...as...选B是没错，但是我觉得选 C 用 who 也没错哇，如果用了 who 的话破坏了什么语法规则呢? 请教...

问题 原因状语从句

选择题：Men differ from animals -----they can think and speak.A.or which B.for that C.in that D. in which 答案选c,但是想请问B选项for 也可以引导原因状语从句，可以和that搭配吗？

问题 主语省略和翻译问题

While listening attentively to it twice，put the lines marked A，B and C in their proper places in the song.1.这里是不是在while后省略you are这两个词呢？2.put the lines marked A，B and C in their proper places in the song这里的put和mark都是动词，那mark是非谓语吗？如...

问题 be worth还是be worth than

A bird in hand ______ two in the bush.A.worth   B.worthies    C.is worth   D.is worthed答案是 C，可是我觉得 is worth 后面应该加个 than 才对。我的理解有误吗？

问题 一道定语从句的选择题

Without facts,we can't form a correct opinion,for we need to have actual knowledge__________our thinking.A.which to be based on B.which to base on C.on which to base D.which to base答案为C，原因是什么？knowledge是先行词，which 是引导定语从句，那么从句的谓语动词在...

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问题 have sth done 的疑惑

On the morning of November 1st, 2011, the scientists were seated at tables and had their eyes _____ on the scene of the launch of the Shenzhou VIII spaceship. A: fixed B: fix C: fixing D: being fixed 老师，这题为什么C不能选，我记得have sb do sth 和 have sb doing sth 的...

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