[单项选择]People of one culture who move to a country where another culture dominates may ______ their old ways and become part of the dominant culture.
A. keep up
B. give up
C. look black at
D. clear away

[单项选择]People of one culture moving to a country of another culture may ______ their old ways.
A. keep up
B. give up
C. look back at
D. clear away

[单项选择]People didn't have to .move from one place to another after ______.

[单项选择]

Text 3
More than one in ten people who are regularly exposed to organophosphate pesticides(有机磷酸脂农药) will suffer unrecoverable physical and mental damage, a team of psychiatrists warns. The investigators say that theirs is the first serious attempt to estimate the number of people suffering because of chronic low-level exposure to the pesticides.
"This is a worrying high level of illness," says one researcher. The findings by the researcher, who also treats many of the victims, conflict with those of the Britain’s government agency monitoring occupational health, which says there is no good evidence to suggest chronic exposure leads to widespread illness. The research team sent questionnaires to 400 farmers selected at random from a phone book. Of 179 who replied, 130 reported that they had been exposed to organophosphates. And 21 farmers complained of enough symptoms to be classed as suffering from organophosphate poisoning. Allowing for bia
A. They will be more vulnerable to poisoning
B. They will be exposed more to organophosphate
C. The Iraq troops will use chemical weapons to poison them
D. The Gulf War will start soon again

[单项选择]

Text 3 More than one in ten people who are regularly exposed to organophosphate pesticides(有机磷酸脂农药) will suffer unrecoverable physical and mental damage, a team of psychiatrists warns. The investigators say that theirs is the first serious attempt to estimate the number of people suffering because of chronic low-level exposure to the pesticides. "This is a worrying high level of illness," says one researcher. The findings by the researcher, who also treats many of the victims, conflict with those of the Britain’s government agency monitoring occupational health, which says there is no good evidence to suggest chronic exposure leads to widespread illness. The research team sent questionnaires to 400 farmers selected at random from a phone book. Of 179 who replied, 130 reported that they had been exposed to organophosphates. And 21 farmers complained of enough symptoms to be classed as suffering from organophosphate poisoning. Allowing for bias inherent in th
A. Cancer
B. Heart disease
C. Bone abnormalities
D. All of the above

[单项选择]Why do people still argue about who deserves the credit for the concept of the laser

[单项选择]George is one of those people who ______ trouble in working out this problem.
A. has
B. have
C. get
D. gets

[单项选择]I'm afraid there are people in the world who literally do not know how to boil water.
A. liberally
B. actually
C. theoretically
D. solely

[单项选择]Every one who has visited the city agrees that it is _________ with life.
A. vibrant
B. violent
C. energetic
D. full