Bài 3:
1: should
2: might
3:will
4: should
5: should
6: might
7: might
8: will
9: might
10: will
Bài 4:
1:D
2:B
3:B
4:C
5:A
6:C
7:A
8:B
9:D
10:C
Bài 5:
1: can't
2:can
3: will you be able to
4:can
5: will be able to
6:can
7:can
8: couldn't
9:can
10: couldn't
Bài 6:
1: will->will not
2: could->can
3:can not->couldn't
4:can you->will you be able to
5:can not->can
6: could->can not
7: will->can
8:can->can not
9: could->can
10: will be able to->couldn't
Chúc bạn học tốt đừng quên cho mình xin cám ơn và ctlhn nha mình cảm ơn