You must work harder, ____________ you will fall behind others.
| A．or | B．before | C．and | D．so that |
--- What’s that?
--- _____is a jacket.
| A． It | B．It’s | C．This | D．That |
My parents and I are _______very well.
| A．both | B．all | C．real | D．none |
It's easy _______a sandwich.
| A．made | B．makes | C．making | D．to make |
I want to give you _______ to drink.
| A．something different | B．different something |
| C．difference something | D．something difference |
He often spends much time________playing the piano.
| A．practice | B．practices | C．to practice | D．practicing |