当别人问候你“Nice to meet you.”时,你可以说:A.Hello! B.Nice to meet you,too.
( ) Why do you have cups _____ your heads? A. on B. at C. in
( ) Why is he _____? A. cry B. crying C. laugh
()Why are you ____ at the sky ? A. look B. looks C. looking
()It’s easy to _____ mistakes with English words. A. make B. makes C. making
()They ____ the caps on . A. put B. puts C. putting