we must pick up all the litter --------- the campsite after the barbecue.(on,at)you should wash silk clothes--hand(buy,with)everything in the school library is put in good--------A place B orderwe are busy------a quiz for the festivalA to write B wit

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wemustpickupallthelitter---------thecampsiteafterthebarbecue.(on,at)youshouldwashsilkclothes--hand(b

we must pick up all the litter --------- the campsite after the barbecue.(on,at)you should wash silk clothes--hand(buy,with)everything in the school library is put in good--------A place B orderwe are busy------a quiz for the festivalA to write B wit
we must pick up all the litter --------- the campsite after the barbecue.(on,at)
you should wash silk clothes--hand(buy,with)
everything in the school library is put in good--------
A place B order
we are busy------a quiz for the festival
A to write B with

we must pick up all the litter --------- the campsite after the barbecue.(on,at)you should wash silk clothes--hand(buy,with)everything in the school library is put in good--------A place B orderwe are busy------a quiz for the festivalA to write B wit
we must pick up all the litter on the campsite after the barbecue.
我们得把烧烤後留下的垃圾从营地上全部收拾走.
（at用在说营地处有什麼叙述者基本不在营地内,人已经在营地裏活动,指所在地周围存在什麼用on）
you should wash silk clothes with hand
丝质衣服要用手洗.
everything in the school library is put in good order
学校图书馆所有东西被整理的井井有条.
we are busy with a quiz for the festival
我们为做一个节日的考查绞尽脑汁.
busy with意思是“忙於”

  1. on;

  2. by;

  3. order;

  4. with.

  1. 选on。on the campus在校园里，固定搭配

  2. 第二个用with。with sth表示用。。。。by表示通过....。

  3. 选B。 put 。。。in order表示把什么什么放整齐，使。。有序

  4. 选B。be busy with sth 表示忙于做。。。事情

we must hurry up,must be all right,must be heathy,grandma,r before you give up,you must be pick up. We must（ ）a plan to improve your math.A pick B catch up with C come up with D make up When we see rubbish,we should_________.A.pick it upB.pick them upC.pick it up We must stop（ ） the litter on the beach to keep it clean.A.putting B.to put C.picking up D.to pick up we must put up a fight ______ all difficulty横线上填什么.. pick up pick up pick up 为can't pick up flowers改为祈使句we can't pick up flowers 一道很简单的英语选择we must ____a plan to improve your matha.pick up b.catch up with . c.come up with d.make up要详细滴解释哈!谢 we must pick up all the litter --------- the campsite after the barbecue.(on,at)you should wash silk clothes--hand(buy,with)everything in the school library is put in good--------A place B orderwe are busy------a quiz for the festivalA to write B wit my brother will pick ( )《we》up at our school gate. we leave ten past six to pick up pick out;pick up;pick over区别 we can use a short -wave radio to ( pick up ) voa english programmes A pick up B pick out C take up the angry teacher made the boys ___ all the broken glass .a.to pick up b.picking up c.pick up d.picked up写出原因! we all must be well 是什么意思?