Question

[Minh Thư Trần]

22. If people ____________ public transport, there will be less pollution.

      A. use                             B. will use                            C. can use                             D. used

23. If I pass this exam, I ____________ to the university next summer.

      A. went                          B. have gone                        C. will go                             D. goes

24. We will be late unless we ____________ now.

      A. leave                          B. don’t leave                       C. had left                            D. have left

25. You will get a good seat if you ____________ first.

      A. came                          B. come                                C. have come                       D. will come

26. What can we do ____________ air pollution?

      A. reduce                       B. to reduce                          C. reducing                          D. to reducing

27. If people turn off all electric appliances in one hour all over the world, they can save lots of ____________.

      A. electric                       B. electrical                          C. electrician                        D. electricity

28. Don’t throw rubbish ____________ the river because you will make it dirty.

      A. into                            B. up                                    C. at                                     D. of

29. If you have old clothes, will you give them to those ___________?

      A. needs                         B. to need                             C. in need                             D. for needing

30. Please collect all recyclable materials, and take them to the ____________ factory.

      A. recycle                       B. recycled                           C. recycling                          D. recyclable

31. Your school is so green with lots of trees!

      A. That's a good idea.                                                

      B. Congratulations!

      C. There are many trees here.                                    

      D. Thank you. We're planting some more flowers.

Answer 1

[Nguyễn Lê Việt An]

22. If people ____________ public transport, there will be less pollution.

      A. use                             B. will use                            C. can use                             D. used

23. If I pass this exam, I ____________ to the university next summer.

      A. went                          B. have gone                        C. will go                             D. goes

24. We will be late unless we ____________ now.

      A. leave                          B. don’t leave                       C. had left                            D. have left

25. You will get a good seat if you ____________ first.

      A. came                          B. come                                C. have come                       D. will come

26. What can we do ____________ air pollution?

      A. reduce                       B. to reduce                          C. reducing                          D. to reducing

27. If people turn off all electric appliances in one hour all over the world, they can save lots of ____________.

      A. electric                       B. electrical                          C. electrician                        D. electricity

28. Don’t throw rubbish ____________ the river because you will make it dirty.

      A. into                            B. up                                    C. at                                     D. of

29. If you have old clothes, will you give them to those ___________?

      A. needs                         B. to need                             C. in need                             D. for needing

30. Please collect all recyclable materials, and take them to the ____________ factory.

      A. recycle                       B. recycled                           C. recycling                          D. recyclable

31. Your school is so green with lots of trees!

      A. That's a good idea.                                                

      B. Congratulations!

      C. There are many trees here.                                    

      D. Thank you. We're planting some more flowers.