The police officers in our city work hard ______ the rest of us can live a safe life.
| A．in case | B．as if | C．in order that | D．only if |
If a lot of people say a film is not good, I won’t bother to see it, or I’ll wait ______ it comes out on DVD.
A. whether B. after C. though D. until
There is clear evidence ______ the most difficult feeling of all to interpret is bodily pain.
| A．what | B．if | C．how | D．that |
Did you predict that many students ______ up for the dance competition?
| A．would sign | B．signed | C．have signed | D．had signed |
At one point I made up my mind to talk to Uncle Sam. Then I changed my mind, ______ that he could do nothing to help.
| A．to realize | B．realized | C．realizing | D．being realized |