It's a pen in English什么意思

what's this in english a.It's pen b.It'sa pen c.I like pen 选哪个为什么? It's a pen in English.(改为疑问句) It's a pen in English什么意思 一.回答已给出,请根据回答来提问.You go to work at eight.It's April 27th.I am talking about the film.I go in for basketball.I have caught a bad cough.My uncle will take bus No.5.I am writing with my old pen.My sister began to learn Englis Its my pencil case.Whats in it?Look,this is a pen. what's in the pencilbox?回答时用There is a pen.还是 It's a pen.并解释为什么. -____ ____?-It`s a black pen It's a pen改成否定句 It's a pen in English变为一般疑问句,并作否定回答 It‘s a pen in English.把它改为一般疑问句. Is____ her pen in the case?A.that B.his C.what D.it's what's this in English?It's a pen.为什么不能说是this is a pen.?详细!this is 在哪能用?二者的区别是什么?谢谢啊! 单项选择 It's--------.A.pen B.his a pen C.his pen D.a his pen What's in it?Look,this is a pen.It's biack.This is a pencil.It's red.(翻译这句话） What's this?——___.(①It's a pen.②This is pen.③This is an pen.④It's a pen.) What's this?It's a pen.(改为复数句) 是It isn't a pen.还是It's not a pen. 是It isn't a pen.还是It's not a pen.