[填空题]keep silent

[填空题]keep silent

[单项选择]Would you please keep silent The weather report （　） and I want to listen.
A. is broadcast
B. is being broadcast
C. has been broadcast
D. had been broadcast

[填空题]keep quiet

[单项选择]
Transient ischemic attacks(TIAS), or ministrokes, result from temporary interruptions of blood flow to the brain. Unlike full strokes, they present symptoms lasting anywhere from a few seconds to 24 hours. Rarely do they cause permanent neurological damage, but they are often precursors of a major stroke.
"Our message is quite clear, "says Dr. Robert Adams, professor of neurology at the Medical College of Georgia in August. "TIAS, while less severe than strokes in the short term, are quite dangerous and need a quick diagnosis and treatment as well as appropriate follow-up to prevent future injury. "
Unfortunately, ministrokes are greatly underdiagnosed. A study conducted for the National Stroke Association indicates that 2.5~ of all adults aged 18 or older(about 4.9 million people in the U.S.)have experienced a confirmed TIA. An additional 1.2 million Americans over the age of 45, the study showed, have most li
A. The cause of them remains unidentified.
B. They seldom cause permanent neurological damage.
C. They symptoms of them are often passing.
D. They are not unrelated to major strokes.

[单项选择]Why are you so silent today（）
A. I’m well today.
B. That’s OK.
C. No, I like to do so.
D. Because I’ve got a headache.

[简答题]

The term Silent Generation may have been unflattering, but it was not inaccurate. (46)In the ’50s, America seemed both workable and working, which allowed us the luxury of growing up in peace and security: Unlike those who preceded or those who followed us, we were not expected to fight or die for our country. The grievances of poverty, race and inequality were no less valid than they are today, but we were largely unaware of them. And so, for most of us, they did not exist.
We were incapable of hero worship. Those we most admired, in fact, were not real heroes but the antiheroes of fiction or film. (47)For us, coolness was all; we prided ourselves on being excellent critics, even of ourselves, as if we had a third eye looking in rather than out. We did not care so much what the good fight was, so long as it was waged with effortless style and nonchalance.
(48)Skeptical vision is a quality of the good journalist--and our generation has produ