Choose the word or phrase that best completes each sentence below.

21. _____ will take the money back? Mary.

A. Who                       B. What                       C. Why                        D. Whose

22. _____ does the man drink milk? Everyday

A. Who                       B. How often              C. Where                     D. When

23. _____ sugar should be bought? Two kilos and a half.

A. How heavy             B. How many              C. How much              D. How about

24. _____ does he do business? To earn a living.

A. Who                       B. What                       C. Where                     D. Why

25. _____ could they swim? They could swim there.

A. Who                       B. What                       C. Where                     D. When

26. _____ did they arrive in London? On August 2.

A. Who                       B. What                       C. Where                     D. When

27. _____ did you buy this T-shirt? In Bangkok, Thailand.

A. When                      B. Where                     C. What                       D. Who

28. _____ wants to attend “The Flower Festival” in Dalat this year?

A. How                       B. What                       C. Why                        D. Who

29. _____ is this Festival held? Every 2 years.

A. How long               B. Why                        C. How often              D. Who

30. _____ does “Westlife” concert take place? This June.

A. How often              B. What                       C. When                      D. Why