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定语从句 一般用于什么时态? 定语从句时态Computers,which people now believe as convenient machines,used to be very big.,根据主从句时态一致的定义范围与原则,此定语从句中因用过去相应时态,而为什么这句话中主句用一般过去式,从句却 this is a book ---------[to/about]stamp,怎么写 answer why so many people want to learn English什么意思 现在很多人都想提高自己的英语水平.Many people want to__ __in English now. He was wearing a shirt yesterday.为什么用过去进行时 He was riding a bike at this time yesterday.at能不能删掉?为什么？不删有没有错？ Mobile phones and the internet are very useful.However,it is rare for the old people to use them.In what ways can mobile phones and the internet be useful to the old people?What could be done to encourage the old people to use mobile phones and the i what's an example of a positive effect films have had on people. this book is a little girl alice a about called b with called please compare this book____that oneA:for B:on C :with D:about what can you do and what can not you do in your school lab 综合布线系统由哪几个部分组成,其结构和功能是怎么样的? What are the advantages and disadvantages of having friends from other countries?回答这个问题.只限今晚 what are the advantages of having a sibling急需一篇文章关于the advantages of having a sibling.谁知道,大概100字左右/. some of the equipment in our lab ( ) introduced from shanghai,and the rest ( )bought in our city答案：was was 为什么都是单数? our pen pals are from japan,the us ,fance and some ____countries A:other B:others C:the other 电力可视化专家系统怎么翻译 we sell red shorts at our store.(同义句) We will play in our shorts and boots .We will play in our shorts and boots .它的同义句是什么? 1.What do you have about breakfask?改错并语法说明 2.Pandas comes from China.3.She do her homeworkevery evening. 机器由哪几部分组成?核心部分又是哪个? CPU是由哪两个部分组成? 为啥天空是蓝色的 Claire wants to learn swing dance 对swing提问＿ ＿ __ dance ___ Claire want to learn?一个横线 一个单词 Mike has a blue sweater.怎么改成否定句? When people came to rescue the pandas,they were surprised by the beauty of Jiuzhaigou.翻译 dance是什么意思 we have T-shirts for boys的同义句 We have two red shorts.(改为一般疑问句,并作肯定回答) ( )you( ) two red shorts?Yes,( ) ( ). 我们有卖男孩子穿的T恤衫 We have _______ _______boys. mr smith goes to work by foot.哪里错了