—Look! Isn’t that Peter’s sister?
—No, it ________ be her—I’m sure she doesn’t wear glasses.

—__________ I hand in my report as soon as the class is over?
—No, you needn’t. Anytime this week is okay.

— She looks very happy. She _______ have passed the exam.
— I guess so. It’s not difficult after all.

Dalian is well-known for its mild climate, but it________be very cold in winter.

The front door ________ open．I'll have it repaired．

Johnson was much depressed as he didn’t sell half as many computers as he thought he____．

Look at the naughty boy! You ______ have taught him how to behave himself.

My mother is ill. I _______stay at home and look after her.

You ______wash your hands before meals.

Daddy promised me he ______ me a computer
A. was bought   B. had bought   C bought    D. would buy