[填空题]If I (know) （）you, I would have told you about it.

[单项选择]______，John would have told you about it． 　
A. If he has known it
B. Had he known it
C. If he knew it
D. Should he know it

[单项选择]I would have told him about the change of time for the class, （） to class last time.
A. did he come
B. he came
C. had he come
D. he had come

[单项选择]I am （） sure that I have told you that before.
A. fairly
B. far
C. rather
D. pretty

[填空题]______(要是我早知道你会告诉我), I would never have told you the secret.

[单项选择]After（　） you have told me I think you should see a doctor.
A. that
B. what
C. which
D. if

[单项选择]How nice to see you again! You should have told me before you ______.
[A] are coming [B] have come [C] will come [D] were coming

[简答题]I do not know the man you have mentioned.

[填空题]

Think about what would make you really, really happy. More money Wrong. Smiling, well-adjusted kids Wrong again. The fact is we are terrible at predicting the source of joy. And whatever choices we do make, we likely later decide it was all for the best.
These are insights from happiness economics, perhaps the hottest field in what used to be called the dismal science. Happiness is everywhere--on the best-seller lists, in the minds of policymakers, and front and center for economists--yet it remains elusive. The golden role of economics has always been that well-being is a simple function of income. That’s why nations and people alike strive for higher incomes-money gives us choice and a measure of freedom. After a certain income can, we simply don’t get any happier. And it isn’t what we have, but whether we have more than our neighbor, that really matters. So the news last week that in 2006 top hedge-fund managers took home $ 240 million, minimum, proba