（高中）询问几个英语问题1.Themostcommonlyusedpublicmeansofgoingfromplacetoplaceinthecity（）thebus.A.areB.isC.hasD.is答案选B.为什么呢?还有,我想知道这话的意思是什么.2.Itwasinthelab（）was

Question

（高中）询问几个英语问题
1.The most commonly used public means of going from place to place in the city （ ）the bus.
A.are B.is C.has D.is
答案选B.为什么呢?还有,我想知道这话的意思是什么.
2.It was in the lab （ ）was taken charge of by Mr.Harris（ ）they did the experiment.
A.which；that B.that；which C.that；who D.which；where
答案选A,为什么? 我想选B.
3.You were brave enough to raise objections at the meeting well.now I regret（ ）that.
A.to do B to be doing C.have done D.having done
答案选D.regret doing是后悔已经做过的事,regret to do 是后悔未做过的事.如果按照这样的逻辑,不是应该选A吗?
谢谢.

Answer 1

第一题
THE MOST是最高级,..用单数
这是日常现象 不用HAS
在城市里最普遍的从一个地方到另一个地方的交通方式是工交
第2题强调句型 关键是前面强调还是后面
句子可以转化成
they did the experiment in the lab （ ）was taken charge of by Mr.Harris
这里只能用WHICH
而强调句的一大特点是拿去IT WAS ,THAT句子照样通
第三题
HAVING DONE 是对上面这件是事情状态的解释