________from space, the earth, with water_____seventy percent of its percentage, looks like a “blue ball.”
| A．Seen; covered | B．Seeing; covering | C．Seeing; covered | D．Seen; covering |
It doesn’t make any sense for tbe Prime Minister toa banker to this post．
| A．choose | B．elect | C．appoint | D．select |
一I’we heard that another brand of milk powder has been banned .
－It’s a shame that some companies lack the sense of social responsibility and．
| A．consequence | B．construction | C．consideration | D．conscience |
一Why are you so excited，John?
—Our class got the first prize in the singing contest at last，which weforward to．
| A．have been looking | B．had been looking |
| C．looked | D．had looked |
一What did he want to know，John?
一that we could finish our work．
| A．What it was | B．When was it | C．When it was | D．What was it |
Although everything seems to have been taken into consideration，accident can happen when the astronauts walk in space．
| A．不填；the | B．an；the | C．the；the | D．an；不填 |