it's ______(think)of you to bring me the flowers.i'm feeling much better now急急急急急急急急要详细的

I think it is one of the most useful ______(dictionary)请问这个dictionary要加s吗? It's none of you ______(concern) what do you think of the math problem It's difficult .But I thought it over and ______ worked it outA hardly B usually C finally D nearly ( )( )you think of art?I like it .It's re( )( )you think of art?I like it .It's relaxing it's ______(think)of you to bring me the flowers.i'm feeling much better now急急急急急急急急要详细的 think it over=______ I think it's waste of time to hang that's one way to think of it,i guess -----What do you think of l______in China?-----It's wonderful 能否说i think of it's cool i think it's kind of boring的意思i think it's kind of 应该如何作出应对?是用i think so.还是i think not. In English a difficult subject ? no, I think it'sIn English a difficult subject ?no, I think it's ______ ______ before making important decisions A,think of it B,think about it C,think them over D,think th选什么为什么, 请解决以下英语问题：单选题：1.This is ______ class.first B.a her first C.her first2.Children often go to school ______ the age of six.at B.in C.on3.I ______ think ______ scary./,it's not B.doesn't,it's C.don't,it's4.My grandfather knows It`s the fourth season of the year.______ Think it over ,I think it's in his fifties =he is_____ _______ fiftywhat did you think of the play l_____ ________ minute of it which book is more interesting?it's ___ ______ _______ you speak English very fluently ___ _____ What do you think of the new movie 2012?It's really wonderful.I think it's a big _________