1. (2018·广州) 根据下列句子及所给单词的首字母写出所缺单词。在填写答卷时,要求写出完整单词。(每空限填一词)

1. （1） Please open the w and let some fresh air in.
3. （2） The kind boy was happy to s his food with the hungry man.
5. （3） To keep healthy, you should do sports and have a balanced d.
   
7. （4） N cross the road when the traffic light is red.
9. （5） By reading 30 minutes a day, you can learn more words and i your writing.
   
11. （6） The students are very h. They clean houses for the old people every weekend.