Kate didn’t go to the movie last Sunday because she had to ________ her sick mother at home. A. look at B. look up C. look after
-Our teacher told us that the moon _______ around the earth.
-He buys __________ books, but he doesn’t read them at all.
-To keep safe, everyone_______ wear a seat belt(安全带) in a car. A. is suppose B. are supposed to C. is supposed to D are supposed
-She asked me __________ go to the park.
-The Greens are not here. If you need help, you should __________. -Sure.