What mobile phones will look like in a year or two is easy to guess—they will be slimmer and probably will let you watch television________.
| A．in the distance | B．on the move |
| C．on the way | D．on the mend |
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 |
She wasn’t a much older tennis player but he had the great ______ of experience about games.
| A．interest | B．advantage | C．benefit | D．profit |
I think you should complain----______, of course, you are happy with the way things are.
| A．if | B．unless | C．as | D．because |
Only when Tom fully recovered ______ back to work.
| A．did he go | B．he went | C．had he gone | D．he had gone |
----Has Tom already finished his new story?
----I have no idea. He ______ it last month.
| A．had written | B．was writing | C．would write | D．wrote |