1、（ ）Millie looks unhappy today.What _________ to her.A、happenedB、did happenC、has happenedD、was happened2、Look,the rain __________(stop).Let us go.第一题为什么不能选C

Millie has a younger brother.()ofter looks after()..(人称代词） millie wears a skirt.she looks a_____ 极限un 等于a则级数（un-un-1）收敛于什么? 1、（ ）Millie looks unhappy today.What _________ to her.A、happenedB、did happenC、has happenedD、was happened2、Look,the rain __________(stop).Let us go.第一题为什么不能选C 改错.Millie looks well in her new hair style .______ 1、The playground looks very big and clean.（改为一般疑问句,并作肯定回答）2、Millie's classroom is on [the ground]floor.（提问）【】【】is Millie's classroom on 3、We also have an art room and two music rooms at our school. millie looks modern in a silk dress.对modern 进行提问[ ] [ ] millie [ ] in a silk dress? 英语.、Millie and her mum are behind the classroom building.（一般疑问句,回答）Sunshine Middle School looks beautiful.（对beautiful划线提问） 当满足条件（ n=1∑Un 收敛 ）时,n=1∑(-1)^n Un (Un>0) I'm Millie.(划线部分提问）Millie下面有线 Millie studies Chinese hard(向上）Millie Chinese. millie身高1米32 millie[ ] [ ]1.32[ ] [ ]英文翻译 级数un是收敛还是发散Un=In（n+1）/（n^3+1） 设数列{Un}收敛于a,则级数（Un-U（n-1））=?） 如果级数Un收敛,交错级数（-1）Un收敛吗 英语：句式转换 1、Millie looks very well today.（改成一般疑问句） ____ ____ ____ very well today?2、Kate gets （many）presents for her birthday.（对括号提问）____ ____ presents ____ Kate ____ for her birthday?3、I’d like Millie looks ______(happy),she is playing ______(happy)with her classmates millie looks at t___ and find out that they ___(完成) the work in two days.