[单项选择]Is there any occasion for my appearance before the court
A. objection
B. cause
C. doubt
D. question

[单项选择]Is there any occasion for my appearance before the court
A. objection
B. cause
C. doubt
D. question

[单项选择]Careful testing is necessary before any more experiments can continue with the exploring submarine.
A. needful
B. in need of
C. necessity
D. of necessity

[单项选择]Before starting my own business, I had to （　） my boss’s peculiar working plan.
A. play the devil with
B. play along with
C. play checkmate with
D. play the bear with

[单项选择]When I appeared before you on a previous occasion, I had seen nothing of American art save the Doric columns and Corinthian chimney-pots visible on your Broadway and Fifth Avenue. I find that what your people need is not so much high imaginative art but that which hallows the vessels of everyday use.
I suppose that the poet will sing and the artist will paint regardless whether the world praises or blames. He has his own world and is independent of his fellow-men. But the handicraftsman is dependent on your pleasure and opinion. He needs your encouragement and he must have beautiful surroundings. Your people love art but do not sufficiently honor the handicraftsman. I find one great trouble all over is that your workmen are not given to noble designs. You cannot be indifferent to this, because art is not something which you can take or leave. It is a necessity of human life.
And what is the meaning of this beautiful decoration which we call art In the first place, it mea
A. public lecture
B. public statement
C. magazine article
D. newspaper report

[单项选择]For millions of years before the appearance of the electric light, shift work, all-night cable TV and the Internet, Earth’ s creatures evolved on a planet with predictable and reassuring 24 - hour rhythms. Our biological clocks are set for this daily cycle. Simply put, our bodies want to sleep at night and be awake during the day. Most women and men need between eight and eight and a half hours of sleep a night to function properly throughout their lives. ( Contrary to popular belief, humans don’ t need less sleep as they age. )
But on average, Americans sleep only about seven and a half hours per night, a marked drop from the nine hours day averaged in 1910. what’s worse ,nearly one third of all Americans get less than six hours of sleep on a typical Work night. For most people, that’ s not nearly enough.
Finding ways to get more and better sleep can be a challenge. Scientists have identified more than 80 different sleep disorders. Some sleeping disorders are generic. But ma
A. Most people need less sleep when grow older.
B. Most people need seven and a half hours of sleep every night.
C. On average, people in the U. S. today sleep less per night than they used to.
D. For most people, less than six hours of sleep on a typical work night is enoug