—Can I walk across the road now, Mrs.Chen?
—No, you ______.You have to wait until the light turns green.
A.couldn’t | B.shouldn’t |
C.mustn’t | D.needn’t |
—Can I walk across the road now, Mrs.Chen?
—No, you ______.You have to wait until the light turns green.
A.couldn’t | B.shouldn’t |
C.mustn’t | D.needn’t |