网址:http://m.1010jiajiao.com/timu3_id_2900753[举报]
I don’t know he will come tomorrow, he come, I will tell you.
A. if; whether B. whether; whether C. whether; if
查看习题详情和答案>>
(选词填空)if/ whether
1.I'm not sure ______ she has come.
2.I'm not sure ______ she has come or not.
查看习题详情和答案>>选择括号内恰当的单词或词组填入空白处,使句意完整、正确。(5分)
1.Are you going to (join / take part in)the school rowing club?
2.I think the computer is (used / useful).
3.I spent two hours (sweep / sweeping)the house yesterday.
4.The house is so expensive that I can’t (share / afford)it.
5.Even scientists aren’t sure (if / whether)or not there are UFOs.
查看习题详情和答案>>
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
选择括号内恰当的单词或词组填入空白处,使句意完整、正确。(5分)
【小题1】Are you going to (join / take part in)the school rowing club?
【小题2】I think the computer is (used / useful).
【小题3】I spent two hours (sweep / sweeping)the house yesterday.
【小题4】The house is so expensive that I can’t (share / afford)it.
【小题5】Even scientists aren’t sure (if / whether)or not there are UFOs.