I think it must ___ very nice on__

I think it must ___ very nice on__ I think we must leave now.=I think it's time __ __ __ ___ now. - ___ it be true?- Yes,I think so.may can must should选哪个呢? I think it must be的意思 We must ___ all the new words after school.急I think so,it is very ___.Ithink it will help you ___ English well.But I think you should ___ yourself in your free time. I think (it) must be our monitor.为什么填it? I don't think it good ___ ___ ___ ___ _ ___(上班迟到）. 英语：I think she must be a teacher,___?怎么写?为什么不用must she呢？ I think it must be very nice中文 I think you must ( ) very good in it I think it must __somewhere else.填什么 it is very late I think I must leave now为什么it is very late I think I must leave now为什么要用must Must I finish it now?No,you ___. it's seven o'clock in the evening they must ____ at home i think so perhaps they ___ cctv news That suit fits him so well.I think it must have been ___. 选made his own measure 还是 made his own measures I think his daugther must be a student改为反问疑问句I think his daugther must be a student,___ ___? I think it necessary to learn english well.同义句I think ___ ___ ___ necessary to learn english well Look at the clouds ,I think it ___(rain)