The changes in our chemistry lab will cost quite a lot, ____ they will save us money in the long run.
| A．or | B．since | C．for | D．but |
What surprised me most was not what she said but ______she said it.
| A．in the way that | B．in the way | C．the way which | D．the way |
Many students signed up for the _______ race in the sports meeting.
| A．400-meter-long | B．400-meters-long | C．400 meter long | D．400 meters long |
_______ we couldn’t understand was _______ more and more students went abroad after graduation.
| A．What; because | B．That; because | C．Why; that | D．What; why |
In face of ______failure, it is the most important to keep up ______ a good state of mind.
A a; - B．the; - C．-; a D．-; the
I didn’t know how to _______ the problems I faced, so I asked my parents for help.
| A．do with | B．doing with | C．deal with | D．dealing with |