7．I forgot 　　　　(buy)you a book．

6．It's important 　　　　(eat)a vegetables．

5．The 　　　　(different)between the two words are clear．

4．They 　　　　(hard)go out of this small town．

3．He should look after his 　　　　(health)．

2．His home is about ten k 　　　　　from school．

1．They shop 　　　　(two)a week．

10．　　　　 　(大自然)does not give everything we want．

9．I'm sorry I can't work out the math 　　　　(问题)．

8．Why didn't the patient want to take the 　　　　(药)．