Don’t do that. It is impolite to play jokes _____ others.
| A．at | B．with |
| C．for | D．on |
The new invention made ____________ possible for a blind man to read.
| A．this | B．that | C．it | D．what |
— Did you regret ___________ to your mother in a rude manner this morning?
— Yes, I’ll apologize to her the moment she comes back.
| A．to speak | B．speaking |
| C．to speaking | D．spoken |
The new stadium being built in our city for the next Asian Games will be _____ the old one.
| A．as big as twice | B．twice as big as |
| C．as bigger as twice | D．twice as bigger as |
There is still so much to discuss. ________, we shall return to this topic in tomorrow’s class.
| A．Instead | B．However |
| C．Therefore | D．Otherwise |
From the teacher’s _________ look, we could see that he hadn’t expected that we could raise such a _______ question to him.
| A．confused; confused | B．confusing; confused |
| C．confusing; confusing | D．confused; confusing |