陈述句和疑问句

一、陈述句

陈述句是用来陈述或说明某一事实或某种观点的句子，包括肯定句和否定句两种。

【练习导航】

将下列句子改为否定句，每空一词。

  1. Tom and John are in the classroom.

    Tom and John 　　　　 in the classroom.

  2. You must clean your room now.

    You 　　　　 　　　　 　　　　 clean your room now.

  3. He has finished his work.

    He 　　　　 finished his work.

  4. Sara is washing dishes in the kitchen.

    Sara 　　　　 　　　　 dishes in the kitchen.

  5. She came here last week.

    She 　　　　 　　　　 here last week.

  6. Lucy seems to be sad.

    Lucy 　　　　 　　　　 to be sad.

  7. The office building is next to the hotel.

    The office building 　　　　 next to the hotel.

  8. Grace learns English by reading aloud.

    Grace 　　　　 　　　　 English by reading aloud.

  9. We use plastic bags when shopping.

    We 　　　　 　　　　 plastic bags when shopping.

10. There will be a lot of tourists to our city in the future.

    　　　　 　　　　 be a lot of tourists to our city in the future.

【指点迷津】

肯定句变为否定句时要注意以下几点：