I think ____ not difficult ____ English every morning.
| A．that, keep reading | B．it’s, keep reading |
| C．that, to keep reading | D．it, to keep reading |
____ is said that ____ tourists visit the Great Wall every day.
| A．That, thousand of | B．It, five thousand of |
| C．It, thousands of | D．This, three thousands |
Great changes ________ since we entered E-times. And the computer is widely used throughout the world.
| A．have happened | B．have taken place |
| C．have been happened | D．have been taken place |
He _____ with a pencil. Now a pen _____ by him.
| A．used to write; is used to writing |
| B．used to write; is used to write |
| C．is used to write; used to write |
| D．is used to writing; used to write |
---Bill is a strong-minded boy.
---He sure is. He often says nothing can stop him _____ his dream.
| A．to avoid | B．from avoiding |
| C．to achieve | D．from achieving |