we have two room__,but I can't decide___Ato live ,to choose which oneBto live in ,which one to choose 怎样区别什么时候加介词,什么时候不加分析下从句

we have two room__,but I can't decide___Ato live ,to choose which oneBto live in ,which one to choose 怎样区别什么时候加介词,什么时候不加分析下从句 Between two classes ,we have b( ) If the room__(paint)blue ,we will feel peaceful.. we have ( )A,two hundred yuan B,two hundreds yuan C,two hundred yuans We usuelly have 10 minutes’ break （b ）two lessons. we usually have a ___every year.A.two manths vacation B.two-month vacationC.two months vacationsD.two months'vacations How many science class do you have a week?A.We have thirty.B.we have two. We have got some chairs,but we still need_______.A.two more B.two another C.more two D.other two We have computer lessons ()A.once two weeks B.twice two weeks C.once every two weeksD.twice every weeks We have two English tests____this term and we have one___next monthA./;/ B.in;in C.in;/ D./;in We'll have a___holiday.what about going to the west lake?A.two days B.two-daysc.two-dayD.two-days'其它的答案为什么不可以选? We'll have a______holiday.What about going to the West Lake?A.two days B.two-day C.two-days D.two-days We will have a ____holiday.What about going birdwatching?A.two days B.two-day C.two-days D.two-day's -Do you have enough books to read?-No,I think we need ___books.A.another two B.other two C.two another D.two the other We will have a _______ holiday in winter.A.two month B.two-month C.two month's D.two-months Do you have enough book to read No,I think we need ___books.A.another two B.other two C.two another D.two others have you got enough chairs for the guests?- no ,we need[ ]A,more two B two more C.other two D.two another --exciting news! We will have a -holiday after the exam. A.What an, two months B.How an,two monthsC.What, two-monthD.How, two months