Sorry, I’m busy _____ the moment. You can ask Jenny for help. [ ]

Look at that girl! Is that Susan?—No , it _______ be her. She has gone back to her hometown.

What is he going to_____ when he ____up?—He’s going to be a doctor.

A new to teaching languages is being used here, and it has turned out to be very helpful to the students.

Dad, could you buy me a computer like this?—Of course, we can buy_________one than this, but_________it.