[单项选择]To make a good speech, it is necessary to have knowledge of all of the following EXCEPT（）
A. the subject
B. the audience
C. the occasion
D. the drama

[单项选择]______ I’d have told you.
A. If I would have known it B. If I had have known it
C. Had I known it D. Should I known it

[填空题]He’ll never make a good teacher, as he doesn’t know how to (handle)（）children.

[填空题]The sunshine and beautiful beaches make Hainan known to all.
Hainan is ______ its sunshine and beautiful beaches.

[单项选择]
"We have always known that heedless self-interest was bad morals," FDR said in 1937, in the midst of the Great Depression. "We know now that it is bad economies." We have learned this all. But even amid the Great Recession of 2009, people have been trading in their SUVs for Priuses, buying record amounts of fair-trade coffee and investing in socially responsible funds at higher rates than ever before. What we are discovering now, in the most uncertain economy since FDR’s time, is that enlightened self-interest—call it a shared sense of responsibility—is good economics.
America has always been a great laboratory of social innovation, from Ben Franklin’s creation of the volunteer fire department and the lending library to the rise of online collectives like Wikipedia and Facebook. Usually it has been an invention, some innovation in commerce—the car, the light bulb, the television—that has changed how we
A. The change of the mind of consumers to spend cautiously.
B. The effort of the companies to be environmental.
C. The effort of the companies to be sustainable.
D. The behavior of the citizen to spend responsibly.

[单项选择]

You may make good grades by studying only before examinations, but you will succeed eventually only by studying hard every day（）

A. in due course
B. in the long run
C. in the main
D. in the first place

[填空题]You should make good use of your time. There is not a moment to ______ (loss).

[填空题]If we can make good use of time, ______ (我们就可以期望得到好的成效并获得丰厚利润).