Question

选择 What's this ? - ( )"A" A.It's B.It's an C.It's a D.This is

Answer 1

B.It's an

因为“A”是元音发音/ei/慎盯，前面需要冠词an，所以A不对，D同理。
对于What's this ?的回答，既可以用it's也李孝纤可以用this is回哪仿答

Answer 2

真想知道孩子你多大.......答案是C不错.......
“这是什正晌么？”“喊逗这是A”。要举渗锋好好学英语啊~

Answer 3

D This is
What's this ? 这是什么
-This is....这是。。。

Answer 4

A

Answer 5

C.It's a