This kind of plant is ______ to the changes of the temperature. So you should keep it from freezing.
| A．available | B．valuable | C．sensitive | D．creative |
This is one of the best films _______.
| A．that have been shown this year | B．that have shown |
| C．that has been shown this year | D．that you talked |
Great changes have taken place since then in the factory _______we are working.
| A．where | B．that | C．which | D．there |
The factory ______we'll visit next week is not far from here.
| A．where | B．to which | C．which | D．in which |
That is the day ______I'll never forget.
| A．which | B．on which | C．in which | D．when |
It there anyone in your class ______family is in the country?
| A．who | B．who's | C．which | D．whose |