单项选择题
A)Animals’ extraordinary ability to predict weather.
B)Some old ways of weather predicting.
C)The wisdom of ancient people.
D)Why we should pay more respect to animals.
- A.
C)The
B.
D)Why
C.
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单项选择题
A)You must be at least 16 to start the courses. B)You need to take a hearing test. C)You learn to drive in the classroom. D)You can drive only when another person is in the car.
A.
B.
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单项选择题
Universities are institutions that teach a wide variety of subjects at advanced levels. They also carry out research work aimed -67- extending man's knowledge of these subjects. The emphasis given to each of these functions -68- from university to university, according to the views of the people in -69- and according to the resources available. The smaller and newer universities do no -70- the staff or equipment to carry out the -71- research projects possible in larger institutions. -72- most experts agree that some research activity is -73- to keep the staff and their students in -74- with the lastest developments in their subjects.Most students attend a university mainly to -75- the knowledge needed for their chosen -76-. Educationists believe that this aim should not be the -77- one. Universities have always aimed to produce men and women -78- judgment and wisdom as well as knowledge. For this reason, they -79- students to meet others with differing -80- and to read widely to -81- their understanding in many fields of study. -82- a secondary school course, a student should be interested enough in a subject to enjoy gaining knowledge for its own -83-. He should be prepared to -84- sacrifices to study his chosen -85- in depth. He should have an ambition to make some -86- contribution to man's knowledge.67.in67.A) at B) by C) to D) in
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未知题型
单、三相负载混合作Y形联接，必须注意的事项有( )
A.单相负载承受线电压必须与设备的额定电压相符合;
B.三相负载承受相电压必须与设备的额定电压相符合;
C.三相负载承受线电压必须与设备的额定电压相符合;
D.平均分配单相负载
