The children are _______ in studying.
Sally sings pretty _______ and she is also _______ at dancing.A . well; well B.good; good C.well; good
You’d better _______ too much meat. You are much too fat.A . not eat B.eat C.not to eat
— Must I take the medicine every day? — No, you ____.A. must not B. may not C. don’t have to
We should take ____ active part in the battle to stop the germs.A.the B.an C. /
_______ necessary for us _______ English well.A.It’s; to learn B.It’s; learn C.That’s; learn