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The traffic light is red, so I _____stop my car.
A. must B. have to C. can D. mustn’t
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.