The little time we have together we’ll try _____ wisely.
| A．spending it | B．to spend it |
| C．to spend | D．spending that |
He began to take political science ________ only when he left school.
| A．strictly | B．seriously | C．carefully | D．truly |
People are talking about the new playin two weeks.
| A．to be put on | B．being put on |
| C．put on | D．puts on |
Old-fashioned phones matter when wireless networks __________ in disasters.
| A．break out | B．break up |
| C．break in | D．break down |
The streets are all dry. It _____ during the night.
| A．must have rained | B．should have rained |
| C．can’t have rained | D．couldn’t rain |
I would have gone to my cousin’s birthday party last night, but I was not.
| A．available | B．accessible |
| C．acceptable | D．adequate |