- Didn't you see the sign "No Fishing!" on the right?
- Sorry, I didn't. But now I know fishing_______ here.

--- Look at the sign on the right. 

---- Oh, smoking ____ here.

A．doesn’t allow        B．isn’t allowed        C．didn’t allow      D．wasn’t allowed

Tom ________ to take a test because he got to class too late.

[　　]

—Why is the classroom so dirty?

—Sorry，sir. It       yesterday, We forgot to do it.

A．doesn’t clean                         B．didn’t clean

C．isn’t cleaned                          D．wasn’t cleaned

— Why is your bedroom so dirty?
— Sorry, Mum. It ___________. I felt very tired after playing soccer.