I exercise every day, so I am _____ healthy.
| A．a kind of | B．pretty | C．much | D．many |
The box is too heavy for me _________.
| A．carrying | B．carries | C．carry | D．to carry |
It _________ rain this afternoon, but I am not sure.
| A．will | B．can | C．must | D．may |
_________ the help of man-made satellites, we can know what the weather will be like
in the next few days.
| A．Under | B．With | C．Using | D．By |
---- Is the physics problem _________?
---- Yes, I can work it out _________.
| A．easy; easily | B．easy; easy | C．easily; easily | D．easily; easy |
Don’t worry, Sir. I’m sure I can run _________ to catch up with them.
| A．slowly enough | B．enough slowly |
| C．fast enough | D．enough fast |