阅读下面短文，从短文后各题所给四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

    What are things going 1 like in the year 2100? Can you guess?

    You wake up (醒来) 2 7:00. Your 3 may be all ready for you to eat. People needn't cook.

    Now you start 4. But you don't go 5. You get on a moving sidewalk (人行道). It carries you to a train station. There you 6 a train.

    Three o'clock comes. You work is over for a day. “I'll call my friend, John.” You say.

    John 7 the visual(可视的) phone. You and he hear and see each other over the phone. “What are you going to do 8 Saturday?' you ask. “Will you come and visit the underwater park (水下公园) with me?” John may say, “I want 9 a spaceship(宇宙飞船)! Let's 10 the moon.”