数学c怎么算

he's fed the dog and the cat ,__?a.doesn't he b.isn't he c.wasn't he d.hasn't he He's fed the dog and the cat,dosen't he?为什么这里的反义疑问句要用dosen't?不解... ,Holly has _fed the dog ,but she hasn's watered the plants_.A.still ;already B.already,yet C.yet,still D.yet,already麻烦 英语翻译有可能是俚语 水笔笔芯里的墨到一半的时候写不出来了我的水笔每次都是这样子,笔头越细,越容易发生.怎么解决? When he heard aterrible noise,he A.flew a kite B.fed the cow C.ran away D.shouted to I heard the noise_____ the car and ran out to meet my friend.填介词 When he heard the noise,Peter went out ___ ___ to have a look.横线部分除了用right away,还可以用?原来我想用at once 的，但是貌似at once是用在句尾的吧 How do they go to Beijing是什么意思 If you are feeling tired,you had better ------.A.going to bed B.to go to bed C.go to bed D.went to bed If you are feeling tired,perhaps a little sleep will----helpactaffect 水笔笔芯 精黑的是指哪种?是有什么规格么? are,taking,pictures,they,the,in,park the boy is taking pictures with a c( ) 连词成句ball,mike, he, to, passes, the He's passing the ball to Mike 对划线部分提问划线部分就是 P到E After he got the ball he wanted to kick it to ____A .the goal --keeper of his team B.The other player of his teamc.The goal of his team D.the other end of the field each individual cintract shall be subject to the terms and conditions of this agreement certain products on the terms and subject to the conditions of this agreement IN ACCORDANCE WITH THE PROVISIONS OF ARTICLE 16 C III B OF UCP600 .IF WE GIVE NOTICE OF REFUSAL OF DOCUMENTS PRESENTED UNDER THIS CREDIT WE SHALL HOWEVER RETAIN THE RIGHT TO ACCEPT A WAIVER OF DISCREPANCIES FROM THE APPLICANT AND,SUBJECT TO SUCH WAIV on the terms and subject to the conditions of this agreement 一个女孩写了这段话：因为得不到,所以假装不想要. 春天的风可以用什么成语来形容 用一个字形容春雾的特点 I went back to my home village near harbin_____(see) my grandparents为什么填to see 能形容春天、早春的字!只能用一个字!如题 I went to many places near my home in 早已习惯一个人怎么翻译 One morning,an old woman opens her windows and looks out into her yard. An old woman her windows and looks out An old woman opens her windows and looks out an old woman opens her windows and looks out of it. 求一篇英文作文：生日快乐（120〜150字）