1.I think it worthwhile that we spent so much money on these reference books.it作用为何it后不加is

I think it----question---- Think it over ,I think it's I think it _____________your jacket I think you do it I it think is right I think it's impossible I think it must___Lucy's. it was quite a serious mistake,____caused by carelessness.1.which i think was2.i think which waswhich i think to have4.i think which to be it is not what i think you think but what you think i think you think. it's dark.I think it ( )soon 1.挑错：I think it's an interesting work. I do that sometimes I think it I think i'll market it 翻译 i think i got it意思 I think i'll take it=I（）think i'll take it=I()think it()rain It is very cold.I think it_____(rain).1.It is very cold.I think it_____(rain)2.---I need some paper.---I ______(bring) some for you. (3/3) bike() (). 4,I can't get it ,I think. I ()think I ()get it. i think i love it 和i think i like it有语病吗