A. How often
B. How soon
C. How long
D. How many

1. I have read the other Harry Potter books already. (改为否定句)?
    I ______ the other Harry Potter books.
2. He has worked in this company for five years.?
   ______ ______has he worked in this company? (就画线部分提问)
3.They have traveled  around the world. (改成一般疑问句)?
   ______they______around the world?
4. Have you entered a competition? (作出否定回答)?
    No.I______.
5. She has played concerts all over the country.(改成一般疑问句)?
    ______she______concerts all over the world?

1. Bruce bought a dictionary yesterday. (改为否定句)
    Bruce ________ ________ a dictionary yesterday.
2. Mr. Smith does morning exercises every day. (改为一般疑问句)
    ______ Mr. Smith ______ morning exercises every day?
3. Allan will go back to England by plane next month. (就划线部分提问)
    _______ _______ Allan go back to England next month?
4. There are some apples on the table. (改为否定句)
    There _______ _______ apples on the table.
5. When she sees you, she will tell you the news. (就划线部分提问)
     ______ ______ she tell you the news?
6. Uncle Wang likes making things. (改写为否定句)
    Uncle Wang _______ _______ making things.
7. Ann returned the book to the library yesterday. (改为一般疑问句)
    _______ Ann _______ the book to the library yesterday?
8. Our city is very beautiful. (改为感叹句)
    _______ _______ our city is!
9. He has worked in this school for five years. (就划线部分提问)
    _______ _______ has he worked in this school?
10. Both of them are my best friends. (改为否定句)
      _______ of them _______ my best friend.

1. "You can't smoke any more", the doctor. said to him.(改间接引语)
________________________________________________________________________
2. We should water the flowers every four hours.(改被动语态)
________________________________________________________________________
3. I was cooking. My mother came back home.(when 连成一句)
________________________________________________________________________
4. The book is very old. Its cover is red.(whose连句)
________________________________________________________________________
5. He was ill yesterday. He went on working as usual.(though连句)
________________________________________________________________________
6. Mrs Morison can sing very well.   Mrs Morison is very ______  ______ singing.
7. Jim doesn't have to do the housework. Mary doesn't, either.
  ______ Jim ______ Mary ______ to do the housework.
8. She had nothing for supper, ______ ______?(反意疑问句)
9. He's worked in the shop for two years?(提问)
  ______ ______ has he worked in the shop?
10. How many people are there in India?
     ______  ______ ______  of India?

1. Please keep warm in winter or you may get a c________.
2. They watched a dolphin s__________ yesterday.
3. You don't need to help him p_________ the banana.
4. If you have a toothache, you go to see a d_________.
5. I need two s_______ of bread first.
6. A man named Sandwich made s___________ many years ago in America.
7. Please p______ the milk into the blender.
8. She's much more a_________ than her siser.
9. I want to b________ a singer in the future.
10. He worked for a long time and r_________ last week.
11. Now he is much ____(富有)than before.
12. The _________(游客) are visiting the aquarium.
13. To keep __________(健康), she exercises every day.
14. They all want to be ____________(工程师).
15. Can you play _________(网球) with me?
16. Circle Theater has much _____________(舒适的) seats.
17. I will have a __________ (钢琴) lesson tomorrow?
18. They will go ___________(观光) next month.
19. She is on __________(假期) with her parents.
20. You __________(折叠) your clothes by yourself.