—She looks very happy. She ______ have passed the exam.
—I guess so. It’s not difficult after all.
| A．should | B．could | C．must | D．might |
The map is one of the best tools a man has __ he goes to a new place．
| A．whenever | B．whatever |
| C．wherever | D．however |
After a second thought, Bill ________ a better idea of how to solve the problem.
| A．put up with | B．kept up with | C．came up with | D．mixed up with |
Members of the Beijing Wheelchair Dance Training Base, was set up in 2009, are able to manage their wheelchairs perfectly.
| A．who | B．that | C．what | D．which |
On foggy days, you have to drive very ________ on the expressway to avoid traffic accidents.
| A．cautiously | B．neatly | C．smoothly | D．properly |
One thousand dollars a month is not a fortune but would help cover my living.
| A．bills | B．expenses | C．prices | D．charges |