The zoo will have to close ________ the local government agrees to give extra money.
| A．until | B．when | C．unless | D．if |
You know that widely reading helps ______ your knowledge so I can’t help _____ the housework every day.
| A．an large, doing | B．to rich, to do | C．add, to | D．add to, doing |
The factory is five kilometers ______ from his house.
| A．so far | B．or so | C．far | D．way |
The little boy found his toy you _____ under the bed.
| A．hide | B．hiding | C．to hide | D．hid |
The meeting ______ tomorrow afternoon is about _______ rid of pollution.
| A．held, to get | B．to be held; getting |
| C．to hold; to get | D．being held; getting |
Children in China today have nothing ______.
| A．to worry | B．worried | C．to worry about | D．worrying about |