He is so busy. He cannot afford enough time with his son ____he wants to.
| A．even if | B．as if | C．because | D．before |
To pay to see that movie will be foolishyou can see it on TV for nothing.
| A．where | B．when | C．however | D．that |
I’ll be away for a few days. If anything happens, telephone meemail me to save money.
| A．and | B．or | C．but | D．then |
—Johnthis week?
—No. He’s on holiday.
| A．Does, work | B．Did work | C．Has, worked | D．Is, working |
Silver is the best conductor of electricity, copperit closely.
| A．followed | B．to follow | C．following | D．being followed |
Mr. White works as a lawyer now, but hein a company for several years.
| A．worked | B．has worked | C．had worked | D．has been working |