用所给词的适当形式填空。1.They are trying to do something _____ (help) the old.2.If at first you don't ____

题目简介

用所给词的适当形式填空。1.They are trying to do something _____ (help) the old.2.If at first you don't ____

题目详情

用所给词的适当形式填空。
1.They are trying to do something _____ (help) the old.
2. If at first you don't _____ (success) ,try,try again.
3. My cousin is used to _____ (study) with his new friends in Australia.
4. If Simon _____ (have) time next weekend,he will go to the zoo.
题型:填空题难度:中档来源:同步题

答案

1. to help  
2. succeed  
3. studying  
4. has

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