What led you _______ that Bob might be the thief ?.
| A．to think | B．think | C．thinking | D．to thinking |
The old pianist requested that he ____ the piano in the public again.
| A．play | B．played |
| C．would play | D．was going to play |
It is not who is right but what is rightis of importance.
| A．which | B．it |
| C．that | D．this |
You must watch carefully everything _____ the teacher does in class.
| A．where | B． who |
| C．what | D．that |
She didn't come to his birthday party just_____ what he had said to her the day before.
| A．because | B．because of |
| C．as a result | D．thanks for |
Drivers are warned that it is dangerous to talk on the phone while________.
| A．drive | B．driving |
| C．drove | D．to drive |