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发布时间:2024-07-05 02:55:40

[单项选择]In one shocking instance of ______ research, one of the nation’ s most influential researchers in the field of genetics reported on experiments that were never carried out and published deliberately ______ scientific papers on his nonexistent work.
A. comprehensive...abstract
B. theoretical...challenging
C. frandulent...deceptive
D. derivative...authoritative
E. erroneous...impartial

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[填空题] Writing a Research Paper I . Research Paper and Ordinary Essay A) Similarity in (1)________e. g. —choosing a topic —asking questions —identifying the audience B) Difference mainly in terms of (2)________ 1. research paper: printed sources 2. ordinary essay: ideas in one’’s (3)________ II. Types and Characteristics of Research Papers A) Number of basic types: two B) Characteristics: 1. survey-type paper: —to gather (4)________ —to quote —to (5)________ The writer should be (6)________ 2. argumentative (research) paper: A) The writer should do more, e. g. —to interpret —to question, etc. B) (7) varies with the topic, e.g.________ —to recommend an action, etc. III. How to Choose a Topic for a Research Paper In choosing a topic, it is important to (8 )________ Question No. 1: you
[填空题]
BP is one of Britain’s biggest companies and one of the world’s largest oil and petrochemicals (石油化工产品) groups.
BP owes its origin to one man, William Knox D’Arey, who, shortly after the turn of the twentieth century, invested time, money and labour in the belief that worthwhile deposits of oil could be found in Persia.
In the company’s first six decades, its prime focus lay in the Middle East. But from the late 1960s the centre of gravity shifted westwards, towards the USA and Britain itself.
However, the BP of today is an international company, having operations in over 70 countries. Its key strengths are in oil and gas exploration and production the refining, marketing and supply of petroleum product (石油产品); and the manufacturing and marketing of chemicals. It supports all its businesses with high quality research and technology.
The following pages chronicle (记录) the development of the company from its early days throu
[单项选择]
BIRD SONG

1 One instance in the animal kingdom with parallels to human music is bird song. Much has recently been discovered about the development of song in birds. Some species are restricted to a single song learned by all individuals, while other species have a range of songs and dialects, depending on environmental stimulation. The most important auditory stimuli for birds are the sounds of other birds, including family or flock members and territorial rivals. For all bird species, there is a prescribed path to development of the final song, beginning with the subsong, passing through plastic song, until the bird achieves the species song or songs. This process is similar to the steps through which young children pass as they first babble and then mimic pieces of the songs they hear around them, although the ultimate output of human singers is much vaster and more varied than even the most impressive bird repertoire.
2
A. The syrinx is located near the windpipe, but the larynx is not.
B. The syrinx is larger than the larynx relative to body size.
C. The syrinx produces a wider variety of sounds than the larynx.
D. The syrinx uses much more of the passing air to produce soun

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