Question

帮忙详解五道英语题，谢谢~详解~详解~~

1. Don't worry.They'll come to help us ___.
A.in half an hour B.in a half hour.

2._ exciting news!We will have _ long holiday after the exam.

A.What an,a B.What,a

3.China is developing _ of all the countries in the world.

A.fast B faster C.fastest D the most fast

4.This kind of shoes is the second _ in this shop.

A,cheaper B.most expensive

5.Lilei is running _ now.

A.more and more slowly B.slower and slower

Answer 1

1. A.
half a/an 后面加名词表示半个...., 是固定用法,一般不把a 放在前面

2. B
news是不可数名词, 前面不能用a / an修饰

3. C.
因为后面有of加所属范围, 所以用最高级.

4. B
序数词+最高级,表示排行,第几....的意思

5. A
run是动词, 得用副词修饰, 所以应该用slowly的比较级.

希望能帮到你，祝更上一层楼O(∩_∩)O

追问

第二题两本练习册的答案都是A ，怎么解释呢？
谢谢~

追答

练习册的答案肯定是错的，news是不可数名词，如果不信的话，你可以百度一下啊

Answer 2

AADAA