尼康相机镜头大全

The door keeps open 和 The door is open .意思是不是一样的?句子类型主要有两类; 主谓结构 ,系表结构,分别是怎样的? the door is open是什么语法结构is后面不是应该加动名词吗 请进!门市开着的为什么说 The door is open而不是opening呢 Five minus three___two.A.is B.are C.am D.were A box of pencils thirteen yuan选择题A,are b,is c, six minus three ____ three Six minus three_____three.请说明原因 I am thirteen.=I __ __thirteen__ __. We have a basketball,该一般疑问句,做肯定回答 we have a basketball.怎样改成疑问句和否定句 we have got a basketball yesterday ,____?反意疑问句高手们这题如何做呀 they have a basketball game each year（改为一般疑问句）____ they ___ a basketball game each year? 十万火急 being+ 动词过去分词为什么还要加ing she didn't like English,did she?___she read and write it everdayA:yes ,she didB:no ,she didn;t what do you think of fast food 英文作文.100词 I'dlike ____ ____ you Chinese,and I think you can hlep me ____ my English. 用2,3,4在配一个比这三个数都大的数（）,使四个数组成比例 动词ing形式的被动式与过去分词的区别过去分词带有被动含义,现在分词带有主动含义,那么being done,having been done与done区别在哪?如：Having been shown the lab,we were led to the library.能否用Shown the lab替 she doesn't know how to read or write(改为肯定句) she doesn't know how to read （） write这里要用and 还是or i not know how to read and write before i go to school中not know和go的动词形式 2011年12月份的英语四级,河北省的,发短信怎么查啊,发送什么短信,号是多少啊 2011年计算机四级成绩怎么查不了 五张纸上分别写着数字1、2、3、4、5,从中任取两张,其中一张上的数的整数倍的可能性为多少? discuss how you think a robot will help students with schoolwork in the future用英文表达写不少于四个的预测. 18,When Lily was three, she could____ read____ write.选哪个?选c的话为什么不选a?哦，呵呵 A. not; but B. not; andC. neither; nor D. either; or 英语中,游泳（swim）的过去是什么 他会游泳用英语怎么说,swim 和swimming有什么区别,分别用在什么后 both he and she have seen rabits(同义句) _ _he_ _she_see rabits How many books ----he and she got?应填has还是have 求 I have a headache,and she has a stomachache急! I want to have a friend,and he/she can improve my English