答案知道但不懂 3Q1、The new bridge in Wenchuan ________last month.Now it is easy to go to the city center.A.built B.was built C.has been built D.were built,为什么C不对2、Some of the students are playing in the playground.But where are__

答案知道但不懂 3Q1、The new bridge in Wenchuan ________last month.Now it is easy to go to the city center.A.built B.was built C.has been built D.were built,为什么C不对2、Some of the students are playing in the playground.But where are__ 人称代词的题目 我提前自学的 所以不懂 Please pass _____ (我们) the ball.我知道答案是us 但我不懂 请帮我解答一下我知道答案是4但不懂怎么解释给孩子 答案C是Q1 答案说选A,但不懂, The story book is interesting____________.A.to read B.to be read C.reading D.to be reading老师讲解了,我知道答案,但我不懂.为什么B不正确?不是被动语态的用法吗? (Is,Are) that pair of new shoes Mary's?(需要讲解)答案我知道,但需要讲解 把该电路变成并联并画出等效电路图 虽然知道答案是连上DH但还是不懂. 答案我知道的 真的不懂 连词成句麻烦各位了 ,3Q1.him,friendly,new,his,all,to,classmates,are.________________________________.2.called,the,from,boy,Simon,letter,is,a,_______________________________.3.company,as,a,engineer,father,in,his,an,works.______________________ 连词成句麻烦各位了 ,3Q1.him,friendly,new,his,all,to,classmates,are.________________________________.2.called,the,from,boy,Simon,letter,is,a,_______________________________.3.company,as,a,engineer,father,in,his,an,works.______________________ NaOH溶液分别与①醋酸②浓硫酸③稀硝酸恰好反应放除热量分别为Q1,Q2,Q3 比较Q1.Q2.Q3的大小.答案上写Q1＜Q3＜Q2就是不知道为什么, 关于数学的IQR值我知道Q1和Q3如何求了,但现在的问题是关于Q2据个例子：1、2、3、4、5、 6、7、8、9、10Q1应该等于3Q3应该等于8吧但是Q2我就不知道怎么求了,是把5和6加起来求中位数呢,还是有其 which letter of the alphabet separates Europe from Africa我知道答案是,The letter “C”,但我不知道为什么,what are the next 3 letters in this riddle?ottffss___后面三个答案填 e,n,t,请赐教 It took the police a long time to find some evidence.The new evidence lead to______.答案是the robber being caught.lead to 后加ing我知道,但为什么lead to 后加了个名词,再后面的动词还要是ing形式? 这3问知道答案但不太明白, listen to my 我不懂,但我想知道 这个答案是错的,但搞不懂