小题1:___________ ___________(快点), or we can’t catch the train.
小题2:Would you like to help me _________ __________ ________ (照顾) my little sister.
小题3:We mustn’t spit ________ __________ (在公共场所).
小题4: Zhang Jun ___________ _________ (到达) Beijing yesterday afternoon.
小题5:He is young, but he _______ ________ _______ (能够) play the piano well.
小题6:Jack will go there __________ ________(代替) Tom tomorrow.
