If you feel tired , you  may stop _______.

If you feel tired, you may stop       .

If you feel tired, you may stop       

1. A.
   have a rest
2. B.
   to have a rest
3. C.
   having a rest
4. D.
   has a rest

完形填空（10分）
　　What will our life be like in the future? Each family will have a  1 in the future. You can ask it to do everything  2  you. It will serve(服务) you  3 hours a day. The robot will  4 like a human. It can talk with you when you are  5 . You won’t know it is a human  6 a robot when you meet it on the street.
　　People will have  7 time to work and more time to travel. The vehicles(交通工具) in the future will fly freely in the sky because every vehicle will have wings(翅膀) with it. They will  8 you to any place you want to visit. You can go to  9  when you have a travel if you feel tired. All vehicles will be  10  because of driving by robots.
【小题1】A、rocket              B、robot               C、car
【小题2】A、on                 B、about               C、for
【小题3】A、eight              B、twenty              C、twenty-four
【小题4】A、sound              B、live                C、look
【小题5】A、happy              B、alone               C、comfortable
【小题6】A、so                 B、and                 C、or
【小题7】A、less               B、few                 C、more
【小题8】A、make               B、take                C、let
【小题9】A、school             B、work                C、sleep
【小题10】A、safe              B、dangerous           C、unpleasant

If you feel tired , you  may stop _______.