0,5(5%)0,5Đ (5%)THE YOUNGREADING 4 CÂU4 CÂU8 CÂU PIONEERS 3 Đ (30%) 1...

2. Nowadays, you ……….be at home or at the office to use the phone.

A. shouldn’t

B.ought not to

C. mustn’t

D. don’t

have to