题目内容
用所给单词的适当形式填空。
________ you ever ________(be)to America?
由ever“曾经”可知用现在完成时。
根据汉语完成句子，每空一词。
蒂娜年纪太小，不能照顾自己。
Tina is ________ young that she can't look after________．
He ________(go)to Guilin．He is not at home．
用所给单词的正确形式填空。
It is impossible ________(imagine)．
句型转换。
This sentence is very difficult．I can't understand it．(改为简单句)
This sentence isn't ________ ________ for me to understand．
________ anybody ________(surf)before?
根据汉语完成句子。
你从未见过真的宇宙飞船吗?
________ you never ________ a real spacecraft?
________ of the two books are interesting．
A．
All
B．
Both
C．
Any
D．
Either
用所给词的适当形式填空。
How long ________ you ________(be)ill?
