8. Because we don't have a washing machine in my house, my mother has to ______ all the laundry by herself. A. make B. do C. get D. clean 9. The International _______ Station is the biggest object which has ever flown in space A. Air B. Space C. Gas D. Train 10. My grandmother has problems with her back, so she cannot ___________ heavy things. A. hold B. stand on C. lift D. put down 11. My dog pet is absolutely intelligent, she can ______ and follow what I say easily. A. understand B. hear C. eat D. sit down 12. The security in my neighbourhood is not good at the moment; so, we are advised to have a dog to ___ our house. A. stay in B. guard C. catch D. bark 13. ___ robots can help sick people, look after babies and old people. A. teaching B. space C. automatic D. doctor 14. Cutting the ___ is one of my favourite things to do when I am in the garden because I can make the trees more beautiful. A. hedge B. trees C. flowers D. garden 15. There is an annual singing ___ in my school where students can show their ability to sing and win some prizes. A. compete B. competitive C. competition D. competing 16. I don't think you should ___ the computer too much, your eyesight will get worse. A. using B. use C. used D. to use