We must __D___ our turn a long time to pay for what we buy.A.wait B.look at C.look for D.wait for为什么?这里的turn是什么意思?这句话怎么翻译?

We must __D___ our turn a long time to pay for what we buy.A.wait B.look at C.look for D.wait for为什么?这里的turn是什么意思?这句话怎么翻译? we must keep our classroom( ). we must ( ) our school nuiforms ( 一道简单初中英语选择题4.Mr Robin, we must hand in our homework,________?No, You_____.A.needn't we ; must'tB.needn't we ; needn'tC must't we ; needn't 为什么 we learn a lot from our teachers.we must say t______ to them.t填什么单词 Must we hand in our homework now?No,you needn't.解释一下为什么要用needn't. we must save our earth作文 We must make our planet much ( ) beautiful . We must ___ our ciassroom clean. We must keep our classroom _________(tidily) 初一英语 we must keep our classroom_______. We must wash our hands befor m_____ 翻译we must combine our strength We must take our s___ seriously we must stop-_____(pollute) our earth We must keep our street s_______. we must ().or our plan will fail we must redouble our efforts! efforts!.是什么意思?