Waste paper _______ everywhere. It’s our duty to keep the school clean.
| A．throws | B．are thrown | C．shouldn’t be thrown | D．should be thrown |
It is ________ outside. Everything is white. What a beautiful world!.
| A．warm | B．hot | C．sunny | D．snowy |
The underlined part in the word “houses” is pronounced as .
| A．/SIS/ | B．/θIS/ | C．/SIZ/ | D．/ZIZ/ |
Lots of trees ________in our city over the years. It is becoming greener and greener!
| A．are planting | B．have planted |
| C．will be planted | D．have been planted |
There are so many kinds of pens in the shop ,I can’t decide ______.
| A．when to buy | B．where to buy | C．what to buy | D．which to buy |
Mary with his brothersthis film very much.
| A．enjoy | B．enjoying | C．enjoys | D．to enjoy |