完成改写后的句子
1. Those are her friends.（改为一般疑问句）
her friends ?
2. Is that your backpack?(作否定回答)
No, .
3 This is his sister.（改为复数形式）
his .
4 He is my father and she is my mother.（改为同义句）
They are my .
答案
1.Are,those 2.it,isn’t 3 Those are sisters 4.parents
This math problem is that one.
A. as difficult as B. so easy as
C. much difficult than D. less easier than
This morning Jack came to school __________ than ________ student in his class.
A. much late; any B. much later; any other
C. much later; any D. much later; any other
I prefer skiing to climbing because I think climbing is __________ skiing.
A. not as exciting as B. not more exciting as
C. not most exciting as D. more exciting than
China is the third _______ country in the world.
A. large B. largest C. larger D. as large as
There are a lot people today than yesterday．
A．of B．most C．＼ D．more
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