970AM is the worst radio station because ________.
| A．it plays the most boring songs |
| B．it has the friendliest service |
| C．it is the most popular |
| D．the DJs choose the songs the most carefully |
At school, we are taughtknowledgehow to behave well.
| A．neither; nor | B．either; or |
| C．not only; but also | D．not; but |
—Listen! Theresomeoneat the door.
—It must be your sister.
| A．is; knocking | B．is; knock |
| C．are; knocking | D．are; knock |
The movie is so interesting that I don’t seeing it again tomorrow.
| A．enjoy | B．mind | C．keep | D．finish |
Weto start at once, or we will miss the train.
| A．tell | B．have told |
| C．are told | D．told |
—How many timesCarlto the Great Wall?
—Only once.
| A．does ;go | B．did; go |
| C．has; gone | D．has; been |