That"s a-----------classroom.(noise)

-Let's piay ping-pong.-( )great!A.That's sounds B.That sounds C.That's sound D.That sound Who is that?( )Mary A it's B she's C that's who is that?A.That's a student B.It's Bob C .This is Bob —What's that?—____a watch.A.That is B.That's C.It's D.Its ______Tom’s sister . A.He's B.His C.That’s D.This’s Do you agree with me?Yes,（ ）A、that’s all right B、that’s all C、that’s a good idea D、that’s fine 选哪个? Why don't we go camping?请说明为什么,A.That's all right.B.That's right.C.That's a good idea.D.That's OK. ---What is that? ---( ) A.It's a bottle. B.That's a bottle. C.It's bottle. 英语选择题：Who's that? ( ) is Lucy. A This B It C That D She's 英语：_____is that?that's Tom's mother.A.what B.whose C.who Who is that?Oh,--------- Michael.A.this is B.it's C.his D.that's What's ( ) over there?A is B this C that That's ___ .A.my B.I C.me 【英语】__my book.__your book.A.This is；That's B.This's；That's C.This is;It's D.This's；That is如上 what's_?__a pen ?a 、this;this is b 、this;it's c 、 that;that's d、 that' That's a dictionary.哪里错了That's a dictionary.(That's)为A部分；（a）为B部分；（dictionary）为C部分 What 's that?______is a book .A.What B.These C.That D.It为什么 Look!That`s a watch and (填A、B、C、D) my watch.A:that`s B:this is C:it`s D:that 填什么?Look!That`s a watch and (填A、B、C、D) my watch.A:that`s B:this is C:it`s D:that 我知道填C,但为什么?说清楚最好把语法讲清楚.