You________the beauty of nature whenever you________here．
| A．enjoy；come |
| B．will enjoy；come |
| C．will enjoy；will come |
| D．enjoy；will come |
The key ____ for opening the door of the room.
| A．uses | B．is using | C．is used | D．used |
_____ shouldn’t have part-time jobs because they are too young.
| A．Thirteen years old | B．Thirteen-year-old | C．Thirteen-year-olds | D．Thirteen year olds |
_____ lovely day!
| A．What a | B．What | C．How a | D．How |
All the new books _______ to the poor village next month.
| A．were sent | B．will be send | C．are sent | D．will be sent |
No free plastic bag in the supermarket helps to _____ white pollution.
| A．reduce | B．recycle | C．provide | D．Produce |