几道初中英语奥赛题 高手进这是几道初中英语奥赛题,有正确答案,但是希望能给详细的解答一下.1._____the prob
几道初中英语奥赛题 高手进
这是几道初中英语奥赛题,有正确答案,但是希望能给详细的解答一下.
1._____the problem of method is solved,talking about the task is useless.
A.Until B.Since C.After D. Unless (想问下B .C中选哪一个,为什么)
2.The trouble is _____ we can not find such an expert.
A.why B.that C.where D./
3."Does the girl need some help ?"he asked me.
变成同义句:He asked me ____the girl need some help .
这个空答案上给的是whether是不是whether和if都可以呢?
4.I don't know if he ___(come),if he ___(come),please let me know.