Stop cutting trees, _______ the earth will become worse and worse.
| A．and | B．then | C．because | D．or |
I like playing _____ football and he likes playing ____piano.
| A．a , the | B．the , the |
| C．/ , the | D．a, a |
You should apologize to her.
| A．say hello | B．say goodbye |
| C．say “yes” | D．say sorry. |
They arrive at the bus stop on time.
| A．arrive in | B．get | C．reach | D．run |
.Finally, the firemen put out the fire.
| A．At first | B．In the middle |
| C．At the beginning | D．At last |
I had a good time last week.
| A．enjoyed myself | B．had free time |
| C．felt bad | D．was busy |