Bài 1:
1.Who (is,are ,has)they?
=> Who are they?
2.these(am,is,are) my rubbers.
=> These are my rubbers.
3.ls your school (big,bag,five)?
=> ls your school bag?
4.(How,How old,How many) is your sister ?
=> How old is your sister?
5.(She,They,I) is nine
=> She is nine.
BẠN THAM KHẢO NHA!!!