_______ is known to everybody that the moon travels round the earth once every month.
| A．It | B．As | C．That | D．What |
Although modem organic food has become very popular, many people can' t figure out the difference between organic foods and ______ grown foods．
| A．contemporarily | B．conventionally | C．deliberately | D．dynamically |
David’s a terrible dancer; he's too _____ and keeps stepping on his partner’s feet.
| A．energetic | B．optional | C．sensitive | D．clumsy |
If the wild animals wander onto _____ land, the landowner may require the government to get them back．
| A．deserted | B．private | C．rough | D．precious |
"Take a look at these pictures, and see if you can _____ the criminal． " The policeman said to the witness．
| A．pick up | B．pick off | C．pick out | D．pick at |
With the living expense increasing rapidly, I, a fresh clerk in a company, have to take three part-time jobs, which _____ about extra $ 4,000 a year．
| A．bring in | B．take in | C．get in | D．put in |