This`s a key,that`s a pen这名话错在哪?

This`s a key,that`s a pen这名话错在哪? what's that?( )is a key.1、this 2、that 3、it what's this?A this is key B it's key应该选几 lt's a key What's this in English?ThisWhat's this in English?This is a key. What's this?A、It's key B、It's an key C、it's keys D、A key 应该选几 英语翻译Look at these things.This is Miss Gao’s ID card.And this is David’s watch,that’s Mary’s key.Gina’s notebook is on the bed.Look!What’s that on the floor?Oh,It’s a gold ring.It’s Grace’s ring.It’s very nine.Look.This is 1.This is( )key and that is( )eraser.2.—Is that a baseball?—( )3.This is not( )watch,I think it's( )4.—What's that?—It's( )ID card. Is that a set of key,key要不要加s? 【英语】这句话怎么读Good morning!I am Erile.Look at this ruler.It is red.It' Bob's ruler.That is a jacket.Do you know what color the jacket is?It's green. Ti's my green jacket.This is a key.It is Frank's key.It's yellow.My pen is blue and w 帮忙添个单词,以下句子在问题补充That's_____my key.A:Is this book Mike's,_____?B:Yes,I think _____.不对偶 This is Anna (a )that's Paul It's a key.对a key提问 【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 It's a calculator改为复数形式It's a pen.It's my key.That's a clock.It's her book都改成复数形式 Is this a key?Yes,its.这句话有什么错? it‘s a key in english（提问）—— ——this in english cannot find a valid licence key for ISIS professional on this computer.what's meaning