[单项选择]There is supposed to be a safety ________ which makes it impossible for trains to collide.


A. appliance
B. accessory
C. machine
D. mechanism

[单项选择]There is supposed to be a safety ________ which makes it impossible for trains to collide.


A. appliance
B. accessory
C. machine
D. mechanism

[单项选择]There is supposed to be a safety ______ which makes it impossible for trains to collide.


A. appliance
B. accessory
C. machine
D. mechanism

[单项选择]There is supposed to be a safety _______ which makes it impossible for trains to collide.


A. appliance
B. accessory
C. machine
D. mechanism

[单项选择]In the interests of consumer safety, the senior management unanimously （） to recall all versions of the Alphington and Executive sedans.
A. settled
B. picked
C. decided
D. established

[单项选择]Which of the oral expressions is supposed to be Pittsburg's

[单项选择]Which sport is supposed to be America's national sport and used to be call "American's favorable pastime"
A. Baseball.
B. Basketball.
C. Rugby.
D. Cricket.

[单项选择]Which of the following nutritional deficiencies may delay wound healing ？（）
A. B．Lack of vitamin
B. D．Lack of vitamin

[单项选择]Which department is supposed to ______ rules about retirement
A. lie down
B. lay down
C. lay on
D. lie on

[单项选择]Which of the following words best describes the man's tone


A. Matter-of-fact.
B. Indifferent.
C. Sympathetic.
D. Detached.

[单项选择]Which of the following titles best reflects the main focus of the passage
A. A Survey of Three Mexican American Families at Work in Texas.
B. Innovative Career Women: Effects on Family Unity.
C. Changes in the Life Styles of Migrant Mexican American Families.
D. Farming of Family: The Unavoidable Choice for Migrant Farm Workers.

[单项选择]Which of the following rifles best reflects the main focus of the passage


A. A Survey of Three Mexican American Families at Work in Texas.
B. Innovative Career Women: Effects on Family Unity.
C. Changes in the Lifestyles of Migrant Mexican-American Families.
D. Farming of Family: The Unavoidable Choice for Migrant Farm Workers.

[单项选择]Which of the following could best summarize the main ideas of the passage


A. There is an increasing demand for servants, with a growing number of women joining the work force.
B. The emergence of a newly rich class and its self-perception in the Clinton years.
C. The self-perception of the newly rich changed in significant ways.
D. In the Clinton years, the rich got unbelievably rich.

[单项选择]

Text 4 The age at which young children begin to make moral discriminations about harmful actions committed against themselves or others has been the focus of recent research into the moral development of children. Until recently, child psychologists supported pioneer developmentalist Jean Piaget in his hypothesis that because of their immaturity, children under age seven do not take into account the intentions of a person committing accidental or deliberate harm, but rather simply assign punishment for offences on the basis of the magnitude of the negative consequences cause. According to Piaget, children under age seven occupy the first stage of moral development, which is characterized by moral absolutism (rules made by authorities must be obeyed) and imminent justice (if rules are broken, punishment will be meted out). Until young children mature, their moral judgments are based entirely on the effect rather than the cause of an offence. However, in recent research, Kea
A. the punishment is to be administered immediately following the offence.
B. the more immature a child, the more severe the punishment assigned.
C. the punishment for acts of intentional harm is less severe than it is for acts involving acci- dental harm.
D. the severity of the assigned punishment is primarily determined by the perceived magnitude of negative consequences.