Experts warn that medical waste from hospitals, if properly, may contribute to spreading diseases．
| A．not handled | B．not being handled |
| C．not to be handled | D．not having been handled |
Nowadays people are more concerned about the environment _______ they live.
| A．what | B．which |
| C．when | D．where |
--- What would you like to do? Doing shopping or going to the cinema?
--- ________. Whatever you want to do is fine with me.
| A．It’s up to you | B．All right |
| C．Glad to hear that | D．It just depends |
I like to make ________friends with Mary because she takes________ lead in everything.
| A．/; the | B．/; / |
| C．the; the | D．the; / |
Try to appreciate the world from another angle ________ you will find how wonderful life is.
| A．or | B．so |
| C．but | D．and |
The boy is so afraid of snakes that when he saw a small one yesterday on his way home he burst _______ crying.
| A．in | B．upon | C．out | D．into |