I shall never forget the day __________ Shen Zhou V was launched, ______________ has a great effect on my life.
| A．when, which | B．that, which |
| C．which, that | D．when, that |
Remember not to telephone me after 7：30 pm, for I ____ the students in the classroom then.
| A．will coach | B．will be coaching |
| C．have been coaching | D．have been coached |
I was on the highway _______ this car went past followed by a police car. They ______ at least 150 kilometers an hour.
| A．when; should have been driving |
| B．while; would have driven |
| C．as; could have driven |
| D．when; must have been driving |
It is not always easy for the public to see _______ benefit a new invention can be of to human life.
| A．whose | B．what | C．which | D．that |
__, Mark Twain became worldwide famous at once.
| A．The novel was brought out |
| B．The novel brought out |
| C．The novel was coming out |
| D．The novel came out |
The old lady’s hand shook frequently. She explained to her doctor _______this shaking had began half a year before, and ______, only because of this, she had to give up her job.
| A．when; how | B．how; when | C．how; how | D．why; why |