题目内容
用所给单词的适当形式填空。
We ________(be)to America before．
－Have you ever been ________ Beijing?
－No,we haven't been ________ there．
A．
to;to
B．
/;to
C．
to;/
D．
/;/
－________ they ________(discover)life on Mars?
－No,they ________ yet．
句型转换。
We have already had breakfast．(改为一般疑问句)
________ you had breakfast ________?
翻译下列单词或短语。
1．环境________
2．星系________
3．宇宙________
4．拍照________
I ________(not find)my lost bike yet．
根据汉语提示完成句子。
“神舟5号”在太空中围绕地球飞行了14圈。
Shenzhou Ⅴ flew around the earth ________ ________ fourteen times．
翻译下列短语。
1．寻找________
2．跟……一样________
3．等待________
4．回来________
5．全世界________
－________ is it from your home to the cinema?
－It's about twenty minutes'walk．
How long
How often
How far
How away
