One of our rules is that every student_____wear the school uniform while at school．
| A．might | B．could | C．shall | D．will |
Is this research center _____you saw the modern equipment last year?
| A．which | B．that | C．the one where | D．the one that |
The owner of the cinema needed to make a lot of improvements and employ more people to keep it running，________meant spending tens of thousands of pounds.
| A．who | B．that |
| C．as | D．which |
Teenagerstheir health because they play computer games too much.
| A．have damaged | B．are damaging | C．damaged | D．will damage |
I often thought of my childhood, I lived on a farm.
| A．who | B．when | C．where | D．which |
He always brings me a pretty gift ____ he comes to visit me.
| A．by the time | B．sometimes | C．every time | D．at times |