Luo Yang devoted all his life _________for China Nation Aviation(中国航天).
| A．to work | B．work | C．to working | D．worked |
My mother and I ___at home ____that snowy night.
| A．were,at | B．was,at |
| C．were,on | D．was,on |
-What was the weather like?-It rained ___and people could ___go out.
| A．hardly,hard | B．hard,hard |
| C．hard,hardly | D．hardly,hardly |
I know junk food is not good ____my health.
| A．at | B．to | C．for | D．with |
—Is that your grandpa ?—Yes, although he is very old ______ he works very hard.
| A．and | B．but | C．/ | D．so |
What do you usually doweekends?
| A．on | B．of | C．in | D．with |