President Hu Jintao urged every effort _____ to rescue and treat the injured when the earthquake happened in Sichuan in 2008．
| A．is made | B．must be made | C．be made | D．should make |
Can't we just live today, ____ the worries of tomorrow or the regrets of the rest?
| A．tired from | B．aware of | C．sure of | D．free from |
Try to put the candidate ____ by being friendly and informal.
| A．with confidence |
| B．by heart |
| C．in peace |
| D．at ease |
—Why can your neighbor know so much about London?
—He ____ have been there before.
| A．must | B．can | C．should | D．need |
The new teacher made a good ____ on the students by her rich knowledge and humorous talk.
| A．feeling | B．effect | C．impression | D．expression |
My parents live in a small village. They always keep candles in the house ____ there is a power out.
| A．if | B．unless | C．in case | D．so that |