WHAT MUST THEY DO?TH EY MUST DO THEIR HOMEWORK请翻译下,

WHAT MUST THEY DO?TH EY MUST DO THEIR HOMEWORK请翻译下, Make a sign to tell people________.A.what they must do B.what do they must C.what must they do D. WHAT THEY DO MUST We must tell them what they should do.(词义转换)They must---- ---- what--- ---. What must they do?They must have a hoilday.标What must they do?They must have a hoilday.标准译文是: what did they do?what must they do?都是过去式么 We had better make a sign to tell people_________.A.what they must do B.what must they do what must you do before you return a book to th library what do they do? what do they do they “What did they do?1,What did they do?2,What must they do?下面的回答正确吗?1,They are going to have their dinner.2,They must going to have a meal. 请教what must they dowhat must they do?they must have tea这句翻译中文怎么说?难道是“他们必须做什么 他们必须喝茶” what musti/we/you/he/she/they do and what must not'' i/we/you/he/she/they do 是甚麽意思 What are they doing?用（a lesson) 回答What are they doing?用（a lesson)该怎么 回答What must they do?用（a meal)回答What must they do?用（a holiday)回答 连词组句 do,better,people,we,what,make,must,to,sign,tell,had,a,they 连词组句 1.tell,make,to,peple,a,must,what,sing,do,they(.) 连词成句 tell,make,to,peple,a,must,what,sing,do,they(.) We must prevent people from _(pollute) the river.What _ they _(do) at present? 问一个英语作文 write some advice for foreign visitors to a chinese family think aboutwhat must they wear?what musn`t they talk about?what can`t they do?what presents can they bring?when must they arrive?........