He invited me to a dance after the show_______Christmas Eve.
| A．at | B．on | C．in | D．by |
The old man asked Lucy to move to another chair __________ he wanted to sit next to his wife.
| A．although |
| B．unless |
| C．because |
| D．if |
I'm sorry you've been waiting so long, but it'll still be some time __________ Brian gets back.
| A．before |
| B．since |
| C．till |
| D．after |
It just isn't fair __________ I was working as a waiter last month, my friends were lying on the beach.
| A．whenever |
| B．though |
| C．for |
| D．while |
—Are you ready for Spain?
—Yes, I want the girls to experience that __________ they are young.
| A．while |
| B．until |
| C．if |
| D．before |
Nancy enjoyed herself so much __________ she visited her friends in Sydney last year.
| A．that |
| B．which |
| C．when |
| D．where |