Question

高中英语！！！高手粗现吧~~~！

1.Father promised _____ I studied harder he would take me to Beijing next summer.
为什么是that if ，不能是 if 呢？
2.It has not been decided yet ___ then meeting will start at the hall.
答案是 when ，可不可以是whether
3.Egypt is a country which is famous for its pyramids.
其中的which 可不可以改为 that
4.We insisted that he ____ seriously ill and that a doctor ___ for at once.
A should be； should be sent B was； be sent
C were；should be sent D was； must be sent
答案是B. 为什么不能选D。

5.The twins look ___ alike. They are ___ afraid of the dog.
A much ； much B very； very
C much ； very D very； much
答案是A 为什么不选C much 和 very 在这里用法有什么不同？

6. Bruce is a ___ good player ， but John is a ___ bad one.
A fairly; rather B fairly ; fairly
C rather ; rather D rather; fairly
答案是A 求解释。两者什么差别~

7.（1） In this job application, they ask whether I am married.
(2) Whether I am married or not is none of their business.
为什么第二句要加or not .可以不加吗？什么时候要加or not 呢？？

高三党伤不起！！！ 求解啦啦啦！！！非常感谢！！！！！

Answer 1

1.后面是并与从句说以用that引导
2.用when更加恰当一点。whether也可用，意思不一样
3.可以
4.第一空表示客观事实，第二空用虚拟语气，表示应该。
5.much放在动词前，very一般放在后面而且用very much
6.fairly表示相当好的，rather常用来表示与前一个对比后得出的否定结论
7.whether表示是否，而加or not表示有两种不同的情况