1.Miss White(not be)...........a housewife.
2.Miss Lan's students(be)...........twelve years old
3.Lan's brother(be)..............tall?
4.Mary's sister(not be)...........work old
5.You and I(be)............good friends
6.They(be)...........from Ha Noi?
7.Your father(be)...............an engineer
8.These fish(not be)............big
9.The children(be)..............good today
10.Lan and Hoa(be)............12 years old
11.Miss White(not be)..............a housewife
12.Miss Lan's students(be).............twelve years old
13.Lan's brother(be).............tall?
14.Mary's sisters?(not be)..........at work now
15.You and I(be).............good friends
16.They(be)..............from Ha Noi?
17.Your father(be)..............an engineer?
18.The children(be).................good today
19.These fish(not be)..............big
20.His teeth(be)...............white
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