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问题 单项选择题 A3/A4型题

男，9岁，发热一天，抽搐1次，皮肤有出血点，有颈抵抗，脉搏减弱，血压下降。

该患儿应首选哪一种抗生素最佳()

A．氨卡青霉素十庆大霉素

B．青霉素十氯霉素

C．万古霉素

D．头孢哌酮

E．丁胺卡那

答案

参考答案：B

单项选择题 A3型题

孕妇的膳食营养直接影响胎儿的发育。

如果在胎儿大脑发育关键期蛋白质摄入不足，将（）

A.不会对胎儿大脑发生永久性影响

B.不会影响胎儿大脑的成熟

C.影响可以弥补

D.对胎儿大脑发生永久性影响

E.不会影响胎儿大脑细胞增殖
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单项选择题

For many people today, reading is no longer relaxation. To keep up their work they must read letters, reports, trade publications, interoffice communications, not to mention newspapers and magazines: a never ending flood of words. In (1) a job or advancing in one, the ability to read and comprehend (2) can mean the difference between success and failure. Yet the unfortunate fact is that most of us are (3) readers. Most of us develop poor reading (4) at an early age, and never get over them. The main deficiency (5) in the actual stuff of language itself—words. Taken individually, words have (6) meaning until they are strung together into phrases, sentences and paragraphs. (7) , however, the untrained reader does not read groups of words. He laboriously reads one word at a time, often regressing to (8) words or passages. Regression, the tendency to look back over (9) you have just read, is a common bad habit in reading. Another habit which (10) down the speed of reading is vocalization—sounding each word either orally or mentally as (11) reads.
To overcome these bad habits, some reading clinics use a device called an (12) , which moves a bar(or curtain) down the page at a predetermined speed. The bar is set at a slightly faster rate (13) the reader finds comfortable, in order to "stretch" him. The accelerator forces the reader to read fast, (14) word by word reading, regression and subvocalization practically impossible. At first (15) is sacrificed for speed. But when you learn to read ideas and concepts, you will not only read faster, (16) your comprehension will improve. Many people have found (17) reading skill drastically improved after some training. (18) Charlie Au, a business manager, for instance. His reading rate was a reasonably good 172words a minute (19) the training; now it is an excellent 1,378 words a minute. He is delighted that how he can (20) a lot more reading material in a short period of time.

A．Fortunately
B．In fact
C．Logically
D．Unfortunately
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