问题

I don’t know ____ that you stay here.

A:how long it is
B:how long is it
C:it is how long
D:is it how long

正确答案是：

同类题型

The final exam is coming. I don’t think I can pass it though I work hard. – Be confident! Even students with ___intelligence can be successful, let alone clever students like you!

What a mess! You need to clean the classroom ________ after school!—-But the final exam is approaching!

Who is ______ of the three young men

Would you please go to the cinema with me ? — Yes , I ____ .

下列各句中，没有语病的一句是（）