Waste paper shouldn't ____ enerywhere.It's our duty to keep our city clean.

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• 英语语法问题：根据句意用适当形式填空1.I____(get)to know jim ten years ago.We were____(be)friends since then.2.It needs ______(clean)up.3.I____(send)him aa text message an hour ago,but he ______(not reply)yet.4.We are told _______ (not throw)waste paper everywhere.It's our duty ________ (keep)our school clean and tidy.5.Jim used to _____(spend)all his pocket money,but now he is used to _______ (save) some of it.6.The science teacher said thatthe sun_______(rise)in the e
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• Waste paper shouldn't ____ enerywhere.It's our duty to keep our city clean.
• Waste paper should be throun every were,It's our duty to keep our city clean
• Don't throw waste paper everywhere.It's our duty to keep our school_____ A.clean B.cleaing
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• Waste paper shouldn't ____ enerywhere.It's our duty to keep our city clean.A.be thrown B.thronw C.is thrown D.are thrown
• Waste paper should be throun every were,It's our duty to keep our city clean
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