16/ C ( usually - she)
17/ A ( in 2008 - he - người )
18/ B ( listen !- they )
19/ B ( they had - the farmers )
20 / A ( in 1980 - she )
21/ C( yesterday at 10.20 p.m - you )
22/ B ( since 2000 )
23/ D ( look ! - the train )
24/ C ( always- alex)
25/ A( now - i)
26/ A(three times this year).
27/ C ( when i saw him- john )
28/ D( shine + qk - leave- left - left - rời đi)
29/ D( looked => Vqk - have lunch )
30/ D ( next year )