So many children are having fun in the park, ________ each other and laughing happily.
A. running away B. running after
C. looking after D. taking after
— ________ notebook is that?
—It is Jim's.He put it here just now.
A. Which B. Who C. Whose D. What
—Is there ________ in your lost handbag，Mrs Green?
—Yes，my ring is in it.
A. valuable something B. valuable anything
C. something valuable D. anything valuable
—You look so ________ now.Did you stay up last night?
—Yes，I didn't go to bed until 12 o'clock.
A. sleepy B. excited C. uneasy D. serious
—Look！Our math teacher is standing outside our classroom.
—It ________ be him.He has gone to his office.
A. mustn't B. might C. may not D. can't
My parents often prevent me ________ computer games on school days.
A. play B. to play C. to playing D. playing
