The traffic light is red, so I＿＿＿＿＿＿stop my car.

A. must     B. have to     C. can     D. mustn’t

The traffic light is red, so I＿＿＿＿＿＿stop my car.

A. must     B. have to     C. can     D. mustn’t

The traffic light is red, so I＿＿＿＿＿＿stop my car.

1. A.
   must
2. B.
   have to
3. C.
   can
4. D.
   mustn’t