Please pick up the _______.Don’t keep it on the floor.A.water B.paper C.books D.bottles选啥,为啥?

look at the paper on the floor,please pick it up 还是 pick them up? Please b___ down to pick up the book. The boys pick them up改为祈使句 ------ ------- --------,please.填什么 there is some rubbish on the grounp.Please __A pick them up B pick up themCpick it upDpick up it There is something on the floor.Please ___. A.pick up it B.pick up them C.puck it up D.pick them up 这怎么写啊?Your book is under the chair.Please ( ).A.pick it B.pick up it C.pickYour book is under the chair.Please ( ).A.pick it B.pick up it C.pick it up pick up the shopping pick up the pick the kids up pick up the pick up the pick up the There is some money on the floor,please _______. A pick up it B pick them up C pick it up答案是C为什么 Whose knife is on the floor?Please pick it up.whose换成Who's行吗pick it up换成pick up it行吗?为什么？ Who dropped the chalk on the ground?Please Pick （）up A :it B:them the ticket is on the floor.whold you please (pick)it up for me/ boys and girls,pick up the----(lit )(音标)after the picnic please.英语 pick please litter up 连词组句