Only when ______ hard ______ make your dream come true.
A．do you work; you can B．you work; you can
C．do you work; can you D．you work; can you
_____, and the problem will be worked out.
A．If you have a bit more effort B．Having a little effort
C．A bit more effort D．There being a little effort
The news came as no surprise to me. I ______ for some time that the factory was going to shut down.
A．knew B．had known C．have known D．know
______ he wants to say is ______ great an effort he has made to help her out.
A．That; how B．What; what C．What; how D．What; that
______ I failed in English a third time, I had no doubt about my gift for foreign languages.
A．By the time B．Until C．After D．Unless
— Jack, this is the third time that you have been late this week.
— Sorry, sir, but I was ______ for 15 minutes on the way here in the traffic jam.
A．held up B．put up C．taken up D．given up
