根据所给首字母和汉语提示，将单词的正确形式写在题后相应的横线上。

1．                （假定）you made a mistake，what would you do?

2．What’s the nicest gift you have ever r                   ?

3．Alice said she                  （想念）her grandparents very much．

4．Maybe you should take some n                     in case you forget them later．

5．B                     milk and cheese，we also need vegetables．