We must apply what we have learned to our daily work because in no case _____ from practice.
| A．should theory separate | B．should theory be separated |
| C．theory should separate | D．theory should be separated |
This time next week,I’ll be on vacation.Probably Ion the beach.
| A．am lying | B．have lain |
| C．will have lain | D．will be lying |
Jumping out ofairplane at ten thousand feet is quite
exciting experience.
| A．a;the | B．a;an |
| C．an;an | D．the;the |
—Why did you talk to the teacher after class? —I don't understand ________ during the lecture.
| A．the problem did she tell us | B．how did she say |
| C．that she was talking about | D．what she was teaching |
Please tell me ________ you are getting on with your new classmates.
| A．whether | B．what | C．where | D．how |
—People should stop using their cars and start using public transport.
—________. The roads are too crowded as it is.
| A．All right | B．Exactly |
| C．Go ahead | D．Fine |