should it do to protect everything we 把这几个单词连成一句

what to do,what should i do区别what to do = how to do it?以及how to do it,how should i do it；what to do,what should i do的区别 tenth ...What should I do How to face it what should we do to improve it 英语作文 形式主语 it should be avoided to do sth. I can't decide _____.A.when to do it B.when to do C.when I should do D.how should I do it Good idea.But first we should find out _____.A.how to do B.when to do C.what to do it D.how to do it Maybe i should do it what do you think ---------do to protect wildlife?A should we B we should C it we shouldD it is we should 为什么选B 不选A We should do our ------(good) to do more exercise.It’s good for our health. 英语翻译（）（）what we do ,we should try our best to do it well It's time to decide what to do and ____A.when to do it B.when to doC.when I should do D.how should I do it【还要把为什么不能选这个答案的原因说一下.】 should to do还是should doing what would you do /you should put you hert in to it什么意思what would you do /you should put you hert in to it这是什么意思 I asked him what ()A:should Ido B:to do it C:to do D:I should to do 和what to do 和how to do it 为什么 what to do 不加it 而how to do it 要加it 有人说选A也行 但是老师说选C为什么 Should to do还是doing You should ________ it better next time.A.do B.did C.to do D.not do would you please tell me () next?Ahow to do it Bwhat to do itCwhat do I do Dhow I should do 1.No one told us ( ),so we need your help.A.how to do it B.what to do it C.how should we do D.what1.No one told us ( ),so we need your help.A.how to do it B.what to do it C.how should we do D.what should we do2.In( ),they left the Middle school ( )th