I think it must be very interesting to travel around the world.But it costs__much money and sometimes it is full of danger.A.one B.two C.three D.four

I think it must be的意思 I think (it) must be our monitor.为什么填it? I think it must be very nice中文 I will think it must be John's.这句话对嘛?.整句话是“If I see a CD,I'll think it must be John's.” When I saw a story book,I think it must be John 's I think she must be crazy! I think t___ must be very delicious I think you must be crazy. I think you must be learned.翻译 I THINK YOU MUST BE CARZY I think it must be very nice on m------ 首字母填空 I think it must be teenagers having fun.这句话的句子结构是怎样的 but my friends and i think it must be teenagers having fun为什么用having my watch doesnt work.I think something must be wrong with it. I think it must be a little creepy being objectified like a pin up glam star. I think it must be rainy last night.You see,the g___ is wet. - ___ it be true?- Yes,I think so.may can must should选哪个呢? Darling .I am very happy to be your wife .I think it must be a good thing .