更多"It has been revealed that some doct"的相关试题:
[单项选择]There have been some changes in gender roles over the years. In the past, it was usually the men who ______ dates and paid all the expense. But now women may do the same, too.
A. initiated
B. boosted
C. evoked
D. undertook
[单项选择](No wonder) that (man's) great dream has been someday to control the weather. The first step toward control is knowledge, and scientists have been (hard at work) for years trying to (keep track for) the weather.
[单项选择]There has been some _________of entry into American schools to Chinese students.
A. limit
B. restriction
C. confine
D. imprisonment
[单项选择]
Passage Four For some time past it has been widely accepted that babies and other creatures learn to do things because certain acts lead to" rewards"; and there is no reason to doubt that this is true. But it used also to be widely believed that effective rewards, at least in the early stages, had to be directly related to such basic physiological "drives" as thirst or hunger. In other words, a baby would learn if he got food or drink or some sort of physical comfort, not otherwise. It is now clear that this is not so. Babies will learn to behave in ways that produce results in the world with no reward except the successful outcome. Papousek began his studies by using milk in the normal way to "reward" the babies and so teach them to carry out some simple movements, such as turning the head to one side or the other. Then he noticed that a baby who had had enough to drink would refuse the milk but would still go on making the learned response w
A. have the lights turned on
B. be rewarded with milk
C. please their parents
D. be praised
[单项选择]Free play has been introduced in some Japanese kindergartens in order to ______.
[单项选择]Much __________ I have read has been nonsense.
A. of which
B. which
C. as
D. that
[多项选择]Some of the TestKing routers have been configured with default routes. What are some of the advantages of using default routes?()
A. They establish routes that will never go down.
B. The keep routing tables small.
C. They require a great deal of CPU power.
D. The allow connectivity to remote networks that are not in the routing table.
E. They direct traffic from the Internet into corporate networks.
[单项选择]Some other measures have been taken to reduce smoking such as ______.
A. changing the types of cigarette vending machines
B. clearing TV screens of cigarette advertising
C. passing laws to stop cigarette production
D. restricting the sale of cigarettes to special shops only
[单项选择]There must have been someone who has {{U}}instigated{{/U}} a rebellion because the people are so well organized.
A. incited
B. tampered
C. intruded
D. meddled
[单项选择]Some of his suggestions have been adopted but others have been turned ______ as quite impractical.
A. away
B. back
C. our
D. down