30. Because of the heavy snow, a serious accident______to the family.
| A．occurred | B．happened | C．was happened | D．took place |
Charles was alone at home, with __________ looking after him.
| A．someone | B．anyone |
| C．not one | D．no one |
He admitted _________ away the purse __________ to him.
| A．to have taken; not belonged |
| B．taking; not belonged |
| C．taking; not belonging |
| D．to have taken; not belonging |
I would appreciate __________ back this afternoon.
| A．you to call | B．your calling |
| C．you call | D．you are calling |
I would appreciate __________ if you could teach me how to use the computer.
| A．that | B．this |
| C．it | D．you |
I really appreciate __________ to help me out.
| A．you for lending me the money |
| B．your lending me the money |
| C．you to lend me the money |
| D．it that you lend me the money |