5. Robot can cook, make tea or coffee, and clean the house.
→ A. make

6. High buildings are also called
→ C. skyscrapers

7. Look at those black clouds! It ___ rain.
→ A. is going to

8. If there is wastepaper bin in each class, the class will be
→ A. cleaner

9. We should plant more ___ to have fresher air.
→ B. trees

10. Things you throw away because you don't need them are called
→ A. bin (This one might be a bit tricky. While "rubbish" or "waste" are more common in this context, based on the options, "bin" might be the expected classroom-friendly answer, but "rubbish" would be more accurate.)
Better answer: B. rubbish

11. They will be able to build houses, ___ and roads.
→ A. bridges

12. If I have a terrible headache, I ___ some medicines.
→ C. will take

13. ___ is a house on the water.
→ D. floating house

14. She ___ the piano since 2000.
→ A. has played