Was it through Mary , ____ was working at a high school , _____ you get to know Tom ?
| A．who, who | B．that, which | C．who, that | D．who, which |
We are faced with a problem ________ we don’t have enough natural resources.
| A．which |
| B．what |
| C．that |
| D．whose |
The doctor are trying to reduce the patient’s fear ________ he would die of the disease.
| A．which |
| B．when |
| C．that |
| D．if |
There is a strong probability ________ Mr Brown will be promoted to a higher position.
| A．that |
| B．which |
| C．what |
| D．how |
Finally they found out the truth ________ he had gone abroad with a lot of money.
| A．what |
| B．which |
| C．that |
| D．where |
We expressed the hope ________ they would come and visit China again.
| A．which |
| B．that |
| C．when |
| D．if |