It is in the library,you _______ talk loudly.A.may not B.can’t C.needn’t D.mustn’t答案给的是D,可是B为什么不行呢?

It is not polite _____(speak) loudly in the library. -IS jack in the library? He is in the library对in the library提问 the bike made in shanghai is the __________(library).she rides it to work ev You can find it in the library,and you can use it on the computer.what is it? Keeping quiet in the library is i___ red dictionary is the in a library Where is the library?-----It's______the teaching bhilding.A.in front of B.behind of It is impolitely to talk loudly in the library, It is impolite to talk loudly in the library.哪个对It is impolitely to talk loudly in the library, It is impolite to talk loudly in the library.这两个句子里,哪个句子是对的呀? it is in the library ,so you[ ]talk loudly.[ ]中填什么 IS the library on the secod floor?是 where is the library?Is the library open now?what time si it?when is the library open?什么 意思？ 1.Is there a library?Yes,it is.2.There are some swing in the garden.这两句怎么改 Celia is borrowing Harry Potter II in theCelia is borrowing Harry Potter II in the library.The assistant is looking for it on the shelves 中文意思是什么? 对My sister is reading a newspaper in the library中的in the library提问 Sam is reading in the library.对画线部分提问 画线部分是in the library it is good to keep quiet in a library改错 there is a library in the school.____some_____in the school . The house is our library.There are many trees in front of it.结合成一句定语从句