Question

[Lê hoàng kim anh]

II.  Fill each blank with can, can't, could, couldn't, will be able to or won't be able to.

      1.   What                robots do in the past?

      2.   What                robots                         do in the future?

      3.   In the past robot                     teach children but they can now.

      4.   Robots                         cook meals now. In the future they will be able to cook.

      5.   In the future robots                          have conversation with us.

      6.   In the factories, Robots                     lift the heavy boxes some years ago.

      7.   Now robots                 control the temperatures of the house.

      8.   Robots                         guard your house when you are away.

      9.   Our future robots                   recognize our voices.

      10. In the future, robots                         design other robots.

      11. Teaching robots                     explain the lessons again or help students with their homework.

      12. Space robots                         build space station on the Moon and on other planets.

      13. I think that robots                  take care of children soon.

      14. Now robots                 drive a car.

      15. One thing robots                    do is to think like humans.

      16. At this time next year, robots                      send message and make phone call.

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Answer 1

[Tạ Yên Nhi ( ✎﹏IDΣΛ亗 )]

II.  Fill each blank with can, can't, could, couldn't, will be able to or won't be able to.

      1.   What          could      robots do in the past?

      2.   What          will      robots           be able to             do in the future?

      3.   In the past robot       couldn't              teach children but they can now.

      4.   Robots            can't             cook meals now. In the future they will be able to cook.

      5.   In the future robots                          have conversation with us.

      6.   In the factories, Robots          will be able           lift the heavy boxes some years ago.

      7.   Now robots        can         control the temperatures of the house.

      8.   Robots              can           guard your house when you are away.

      9.   Our future robots       will be able to            recognize our voices.

      10. In the future, robots          won't be able to               design other robots.

      11. Teaching robots       can              explain the lessons again or help students with their homework.

      12. Space robots           can              build space station on the Moon and on other planets.

      13. I think that robots         will be able to         take care of children soon.

      14. Now robots        can't         drive a car.

      15. One thing robots      can't              do is to think humans.

      16. At this time next year, robots          won't be able to            send message and make phone call.

Answer 2

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