Only those who have experienced hardship well aware of what happiness means.
A．can they be B．they can be C．can be D．they can
—Did Alan enjoy seeing his old friends yesterday? ?
—Yes, he did．He ______ his old friends for a long time．
A．didn't see B．hadn’t seen
C．hasn't seen D．wouldn’t see
It was ten years _______ he returned to his hometown and set out to revenge his dead father.
A. since B. that C. before D. when
--- What a lot of fun it is to play on a frozen sports field!
--- Isn’t it rather risky, ?
A．though B．also C．either D．too
At the party, John made up a joke, people burst out laughing.
A．on which B．by which C．at which D．from which
Success in life doesn’t happen . It’s the result of devoting your time and energy to what you’ve set out to do.
A．in case B．by chance C．in return D．by nature
