| When researchers come up with a new
treatment that makes us feel or work better, it’s usually not just the truly
sick who end up going in for an upgrade. The progress in developing treatments
for illnesses that ravage memory and thought raises an important question: might
the same tools be used to improve the functioning of minds that by most
standards are already running fairly smoothly We may well be approaching an era
of designer brains, in which those of us feeling a little foggy or dull can have
our IQ, fast recall, and self-confidence inflated up via the prescription pad.
"Some brain-related conditions we think of as ordinary, "says one researcher,
"may eventually become disorders, too"—including perhaps less-than-razor-sharp
thinking. The notion of a prescription IQ lift is hardly new. According to polls, about one in 2 A. It effectively cures attention-deficit disorder and narcolepsy. B. It should be legally obtained on prescription. C. It helps to improve attention and memory problems. D. It may potentially lead to addiction problems. [单项选择]
Conversation 2 A. Kate is going to go to night school next year. B. Kate is learning Japanese in night school. C. Kate is a good typist. D. Kate and Jane are learning Japanese in night school. [单项选择]
Conversation 2 A. Because she is on vacation. B. Because she doesn’t, want to. C. Because she is working busily. D. Because she is studying for exam. [单项选择]Children’s fears come and go, but most children experience similar types of fears at approximately the same age. For toddlers, the worst fears are often associated with separation and change. Toddlers want their own mommy, daddy, .spoon, chair, and bed. They are profoundly conservative little people. The most daring toddlers feel content if they can hold onto what they already know. Yet, children’s fears are a useful index of their development. Fear of strangers appears to be a consequence of their first specific attachment, and its ending is a sign that they have acquired a more inclusive schema of faces and people in general. A child who is afraid of cats but not of rabbits evidently can differentiate one small animal from another. Fear of a particular person implies recognition of that person.
Parents can be of assistance, both in overcoming fears and in preventing their development. They can prepare a child through play, stories, and happy prognostications for dealing with new A. An indicator or measurement of something. B. A list or catalog of information. C. An object used to point or indicate. D. A relation or ratio of one quantity to another. [单项选择]Passage 4
Children’s fears come and go, but most children
experience similar types of fears at approximately the same age. For toddlers,
the worst fears are often associated with separation and change. Toddlers want
their own mommy, daddy, .spoon, chair, and bed. They are profoundly conservative
little people. The most daring toddlers feel content if they can hold onto what
they already know. Yet, children’s fears are a useful index of their
development. Fear of strangers appears to be a consequence of their first
specific attachment, and its ending is a sign that they have acquired a more
inclusive schema of faces and people in general. A child who is afraid of cats
but not of rabbits evidently can differentiate one small animal from another.
Fear of a particular person implies recognition of that person.
Parents can be of assistance, both in overcoming fears and in preventing
their development. They can prepare a child through play, stories,
A. Fear of strangers usually ends when a child develops a more inclusive schema of faces and people. B. Children should never be forced to confront a feared situation before they are ready to do so. C. A child can sometimes be reassured after a caregiver has encouraged the child to explain the fear. D. Many of children’s fears are well-grounded and reasonable. 我来回答: 提交
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