—It’s reported that the new underground line has been completed．
—Yes but it hasn’t been made clear it’s to be opened to traffic．
| A．that | B．who | C．what | D．when |
The way ___ you are doing it is completely crazy.
| A．in that | B．by which | C．in which | D．for that |
The potato is a plant ____ in places ____ it is too cold to grow some other plants.
| A．grown; where | B．to grow; that | C．growing; where | D．grown; that |
The eggs _____ cooked just now is delicious.
| A．who I | B．which | C．that I | D．when |
At least 450 years ago, corn was____ China.
| A．brought to | B．brought in | C．bought to | D．bought in |
In order to change attitudes _______ employing women, the government is bringing in new laws.
| A．about | B．of | C．towards | D．on |