13．With the car________down halfway on the road, we had great difficulty walking home in the snow.
| A．breaking | B．broken | C．to break | D．being broken |
Is there anything else ____ you want to get ready for the party this evening?
| A．which | B．that | C．who | D．what |
____ on Monday night that all this happened?
| A．Is it | B．It is | C．Was it | D．It was |
It was in the school ____ he had studied ____ he began the important experiment.
| A．that; where | B．in which; which |
| C．where; that | D．where; in which |
It is the teacher ____ taught me when I was a child ____ I am going to visit.
| A．that; which | B．who; which | C．who; that | D．whom; that |
She won’t leave the TV set, ____ her husband is waiting for his supper.
| A．as though | B．even though | C．whether | D．whenever |