CÁC BẠN HÃY CHẤM ĐIỂM CHO MÌNH NHÉ ><
​I. should / shouldn't
1 shouldn't
2 should
3 should
4 shouldn't
5 shouldn't
6 should
7 should
8 shouldn't
9 should
10 shouldn't
II. correct form of 'have to'
1 has to
2 have to
3 Does - have to
4 don't have to
5 have to
6 had to
7 doesn't have to
8 Do - have to
9 don't have to
10 have to
III suitable word/phrase
1 have to
2 have to
3 don't have to
4 mustn't
5 should
6 mustn't