Mr. Black must be worried about something, you can ______ it from the look on his face.
| A．react | B．read | C．recognize | D．realize |
Tom, yourself. Do you forget the school rules?
| A．achieve | B．believe | C．respect | D．behave |
What prevented your plan?
| A．from being carried out | B．from carrying out | C．to carry out | D．to be carried out |
you’ve got a chance, you might as well make full use of it.
| A．Now that | B．As if | C．Even if | D．As soon as |
The hotel is always full of people because it offers a friendlyand personal service.
| A．surface | B．atmosphere | C．system | D．appearance |
In thisconflict, about 20 common people were killed.
| A．gentle | B．violent | C．fundamental | D．harmful |