They need ___ their homework first.A,to do B.doing C.finish

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They need ___ their homework first.A,to do B.doing C.finish D.finishes

选A
need一般有两种用法,一种是作为实意动词,还有一种是用于虚拟语气.这里need作实意动词.
实意动词用法有1）sb need to do sth 某人需要做某事 2）sb need sth 某人需要某物.注意,这里sth是指实物.
而need doing一般用于被动,即主语是物体的时候,例如：Your room needs cleaning.翻译为某物需要被做.用人作主语的时候不用need doing这种用法.

They need ___ their homework first.A,to do B.doing C.finish Tell the students their homework A.do B.doing C.to do D.did he has a lot of homework ___ A to do B do C doing D done but he has to 【】 his homework first A.do B.does C.doing D,is What did they decide ___ then A.do B.to do C.doing D.to I want ___ homework now.A.doing B.to do C.to do my D.do my They spent all night ___ the work.A.do B.to do C.doing.D.don say sb ___ A.do B.to do C.doing they-----[do/doing]their homework 选do还是选doing 单选：1.___your homework after school.A.Doing B.To do C.Do D.Do They often do----homework-----home.A.them;at B.their;at C.th Don't call me.l'm busy__my homework.a.do b.to do c.doing d./