21. How _____________ your sister _____________ to school every day?
A. is - going
B. has - gone
C. do – go
D. does – go
22. We _____________ a party tomorrow.
A. have
B. are having
C. have had
D. were having
23. The train _____________ at 7.30 tomorrow morning.
A. leave
B. leaving
C. leaves
D. will leave
24. He's living in Hanoi. He _____________ there since 2010.
A. lives
B. is living
C. has lived
D. has been living
26. People will be _____________ to a safe place to live in the short run.
A. taken
B. took
C. takes
D. to take
27. Is it _____________ to improve our speaking skill?
A. import
B. importing
C. importance
D. important