What's this?/that?It's a /an
what are these?/those?They are...
How much is it?It's...
How many are they?They are...
Who are you?I'm ...
Who's she/he?She's /he's...
What time is it?It's...
英语一到四年级基本知识点求高手给解答
What's this?/that?It's a /an
what are these?/those?They are...
How much is it?It's...
How many are they?They are...
Who are you?I'm ...
Who's she/he?She's /he's...
What time is it?It's...