Choose the word or phrase that needs correcting in each sentence. Write your answer on the sheet.

21. If I were you, I will plant vegetables inthe garden.

A. in                            B. will                         C. were                        D. the

22. He is waitingfor the bus at 7 o’clock yesterday morning.

A. is waiting                B. for                           C. at                            D. yesterday

23. In Vietnam, we have the traditional of worshipping our ancestors.

A. ancestors                B. In                            C. have                        D. traditional

24. The poison chemical waste is dumpedinto the river