有关硝普钠作用特点正确的叙述是
A. 降压作用迅速、短暂
B. 降压作用明显
C. 主要用于高血压危象
D. 可扩张小动脉及小静脉
E. 可用于顽固性心衰治疗
Text A in Unit 4 is typical of the ______ pattern.
A. question-example-conclusion
B. question-example
C. cause-effect pattern
D. problem-solution
How does the author develop a paragraph in the pattern of question-example-conclusion?
A. In the first part, the question should be raised.
B. In the second part, some examples related to the question should be provided.
C. The last part should be the conclusion.
Three companies, three spaceships, three tycoons are vying to live out their childhood sci-fi fantasies and explore outer space. Who are the tycoons mentioned in the video clip?
Amazon magnate Jeff Bezos
B. Virgin Group founder Sir Richard Charles Nicholas Branson
C. Tesla titan Elon Musk