[填空题]______ is Palmers core methodological principle.

[填空题]______ is Palmers core methodological principle.

[单项选择]According to the talk, what are core courses
A. They are the important courses students must take.
B. They are the basic courses students need to take.
C. They are elective courses students do not have to take for graduation.
D. They are required courses students have to take so as to graduate.

[单项选择]The Core knowledge Curriculum teaches all of the following except ______.
A. world civilization
B. language development
C. physics and chemistry
D. literature

[简答题]What is common core English

[单项选择]

Scientists have long struggled to understand what lies at the planet’s center. Direct observation of its center is impossible, so researchers must (1) to other evidence.
In 1889, a German scientist detected a severe earthquake in Japan. Geophysicists concluded that shock waves (2) jolts (晃动) from one side of Earth through the center to the other side. Then in 1936, Danish geophysicist Inge Lehmann studied the waves’ (3) to determine that within Earth’s core of molten (溶化了的) iron lies a solid inner core—but (4) that core was made of eluded (难倒) her. Other geophysicists quickly determined that Lehmann’s inner core was composed mostly (5) iron. Since then, Lehmann’s discovery has (6) conventional Earth science.
But now scientists are challenging traditional theory with new and radical (7) . F
A. try
B. leave
C. turn
D. point

[单项选择]（）is the core leadership committee of the British government.
A. Parliament
B. Privy council
C. Central government
D. The Cabinet

[简答题]RNA聚合酶核心酶(RNA polymerase core enzyme)

[单项选择] New ice core samples taken from the centre of the Greenland ice-sheet have given a detailed record of the last "interglacial (间冰期)" which rail from about 135,000 to 115,000 years ago. The cores, taken from a depth of 2,780 to 2,870 metres, show that during this period the climate oscillated(摆动) between three states instead of remaining in one, as in the whole of recorded human history. The middle state was like our own, but the others were either’’ much colder or warmer. Worse, it seems that the climate flipped from one condition to another very rapidly. "It apparently took very little time, perhaps less than a decade or two, to shift between the states," Dr. J.C. W. White of the Institute of Arctic and Alpine Research at the University of Colorado wrote earlier this year in the scientific journal, Nature: "We humans have built a remarkable socio-economic system during perhaps the only time when it could be built, when the climate was stable enough to let us develop the agricul
A. We have been changing the climate with thoughtless actions for decades.
B. We have been handling machines with poor skills for decades.
C. We have been following a misleading chapter about the earth for decades.
D. We have been mistaken in the belief in developing the agricultural infrastructure.

[单项选择]A. They have contradictory views on core values.
B. The developed countries are experiencing economic recessions.
C. They are the only children in their family.
D. The economic situation in China has boosted returnees’ confidence in their career at home.

[单项选择]The physicians in a hospital form the core of the medical staff. But they couldn’t provide effective medical care to their patients without the help of numerous other medical employees. Form the viewpoint of the patients, the nursing staff is particularly important. Nurses are usually in close contact with patients as long as they are in the hospital.
A nurse does not study for as many years as a doctor. However, each must be equally dedicated. Caring for sick persons requires a great deal of patience and concern. Most nurses work long days, and they often must work at odd hours or during the night.
Under the supervision of the head nurse, the nursing staff must provide nursing services on a 24-hour basis and attend’ to patients’ needs. This responsibility continues around the clock, and so nurses must work in shifts. A shift is a period of duty, usually eight in length. The nurses on the ward rotate their shifts. All of them work out of a central area on the ward called
A. Nurses are specially trained to offer bedside care to sick persons.
B. Patients cannot do without nurses.
C. Nurses cannot practice medicine.
D. Nurses often work during the night.