With more forests being destroyed, huge quantities of good earth _______each year.
| A．is washing away | B．is being washed away |
| C．are washing away | D．are being washed away |
_____ the government agrees to give extra money , the theatre will have to close.
| A．Until | B．Unless |
| C．Since | D．While |
It shocked me to see ______ my neighbors treated their children.
| A．why | B．whether |
| C．how | D．since |
Will you deliver, _____ do I have to come to the shop to collect the goods？
| A．and | B．or |
| C．so | D．then |
He imagines that people don’t like him, _____ they do.
| A．and | B．then |
| C．so | D．but |
“Would you like tea _____ coffee？” “_____, thanks.”
| A．or, No | B．and, Either |
| C．or, Neither | D．and, Each |