题目内容：

What are things going_______like in 100 years? Can you guess?

You wake up_______7:00. Your______ may be all ready for you to eat. People needn’t（不需要） cook. Now you start______. But you don’t go______. You get on a moving sidewalk. It carries you to a train station. There you_______a train. Three o’clock comes. Your work is over  for a day. “I’ll call my friend, John,” you say. John______the visual phone. You and he hear and see each other over the phone. “What are you going to do_______ Saturday?” you ask. “Will you come and visit the underwater park with me?” John may say, “I want_______a spaceship（宇宙飞船）!Let’s________the moon.”

1.A. be    B. to be    C. /    D. to

2.A. in    B. on    C. at    D. /

3.A. breakfast    B. lunch    C. dinner    D. drink

4.A. to working    B. worked    C. works    D. to work

5.A. by car    B. by a car    C. take car    D. take cars

6.A. by    B. take    C. takes    D. took

7.A. asks    B. asked    C. answers    D. answered

8.A. at    B. on    C. in    D. /

9.A. take    B. to take    C. in    D. /

10.A. fly    B. fly to    C. flew    D. flying to