—Do you mind if I watch the live broadcast of the 15th anniversary of Hong Kong’s return to our motherland?
—Yes, . The baby is sleeping.
| A．you could | B．go ahead |
| C．I do | D．my pleasure |
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 |
— ____ makes her different from the other students?
— Honesty, I think.
| A．How is it that | B．How is that | C．What is it that | D．What it is that |
He went home for lunch ____ the clock struck twelve.
| A．while | B．immediately | C．right away | D．at once |