【2013四川广安】—____I swim here?—No, you _____. Look at the sign “No swimming”.A. Must:can’tB. Can; don’tC. Can; mustn’t
— When ________ America __________ by Columbus? — In 1492.
Don't go to crowded places, _______ you may have the flu easily.
— ________ you ________ on the yellow dress? — Yes. It looked very nice on me.
— Who's ________ girl in yellow? —She is Judy. And she plays ________ chess quite well.
We have skirts _____ purple _____$ 30.