I need a room to live 还是livein呢?要详细点的,类似的还有那些呢?

I need to clean the room. 请问i need a room to dance还是to dance in? I need it _____clean my room a.at b.in c.to I have never seen a dirtier room t____ this one!you need to clean it now. I need to clean the room改为否定句 need I it to my room clean排序怎么排 If there are too many people on the earth,we won’t have enough room to __________.A.live B.liv the question is too diffictllt for me to___.答案为answer ,为何不用answer it?同样,i need a room to live in.此处却要加个in,为何不表述为i need a room to live. Need I clean the room now?--Yes,you _____ ,but you ______ ask someone to help you.A.need,need B.must,can C.need,can D.must,need选B ,为什么 1.Come on ,children!Help ( ) to some ( ).A.yourself ; meat B.yourselves ; chicken C.yourselves ;beefs2.What's your father doing now?--He( ) the room.A.cleaned B.cleans C.has cleaned D.is cleaning3.We have two rooms ( ),but I can't decide ( ).A.to liv I need a few _______(help) to clean the room用所给单词的适当形式填空 I need a room to live 还是livein呢?要详细点的,类似的还有那些呢? I need to 【填空】 it to her tomorrow.I have a computer in my room,too.A take B bring C look i want to book one room.为什么不用a room I would like to change to a doulbe room.you need to pay _______ $15 dollars.此句当中,用another还是more好,为什么?还有其它填法吗? Now I need a place to hide i need a shoulder to cry on. i need to escape a time rain