【简答题】The worlds of science fiction abound with wonders. Yet modern technology progresses so rapidly that what is today’s wild dream may be next year’s kitchen appliance. A British scientist has prognostica...
【简答题】Complete the sentences with the words or phrases below. Change the form where necessary. resist conquer observation fascinated refer to ... as come up with look forwar...
【单选题】影视广告是由以下哪三样构成,它们被称为电视广告的三要素
【简答题】请示的主要类型有( )和( )。A. 请求指示的请示;请求批准的请示。
【单选题】It can be inferred from the passage that a scientist devoted himself to study the nature of the carbon dioxide likely belongs to those dedicated to______.
【简答题】单词拼写 1. The scientist made a great contribution to the world and built up his r___________(声望). 2. She comes o_____________(起初) from New York. 3. Look through newspapers every day and you can keep up ...
【单选题】我国单绳缠绕式提升机使用的深度指示器的主要类型不常用的有()。
【判断题】任意两条染色体间均可能发生罗伯逊易位,易位后可导致染色体数目改变。