— David, keep ______ in mind that you have to be home by 10 o'clock.
— OK, Mom, I will.
| A．it | B．me | C．this | D．one |
After the flood, there were hundreds of homeless people that needed _____.
| A．rescued | B．being rescued | C．to rescue | D．to be rescued |
The dam will generate electricity _____ about 40 million tons of coal without causing so much air pollution.
| A．equal | B．be equal | C．equal to | D．be equal to |
Mencius believed that the reason why man _____ the animals is that man is good.
| A．is similar to | B．is different from | C．are clever than | D．are kind to |
Strong sandstorms are often _____ you cannot see the sun.
| A．so thick that | B．such thick that | C．thick in order that | D．thick such that |
He then moved to London, _____ he became famous.
| A．which | B．when | C．where | D．why |