$V.$
1/ went
2/ has studied
3/ moved-bought
4/ did you do
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$VI.$
1/ He hasn't phoned his mother for two weeks.
2/ How long is it from Phu Tho and Ha Noi City?
3/ I used to walk to school when I was a student.
4/ In spite of being short, they still love playing sports.
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$IV.$
1/ F
2/ T
3/ F
4/ T
5/ F