When does the man feel frustrated？
A. When people are not receptive to new ideas.
B. When it is impossible to learn or to grow in his filed.
C. When he comes into conflict with his colleagues.
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According to the professor, why was the arch an important development in architecture？ Click on two answers.
A. The arch made Rome the greatest power on Earth.
B. Wide openings could be spanned without using wood.
C. There was no formal architecture before the arch.
D. The arch led to a larger variety of buildings.
Why does the student talk about being a camp counselor？
A. To summarize what she did in a psychology course
B. To describe her experience in working with children
C. To explain her interest in being a psychologist
D. To ask for the professor's help in getting a job
In this experiment, the students studied are stopped several times during the listening test and asked to report what they______during the pause before answering the questions.
A. had just been thinking about
B. have just been thinking about
C. are just thinking about
D. had just thought about
Which of the sentences below best expresses the essential information in the highlighted sentence in the passage？ Incorrect choices change the meaning in important ways or leave out essential information.
A. Thanks to the public outreach programs initiated by marine organizations, new algae growth has slowed in recent years.
B. For now, all that can be done is to prevent the establishment of new algae colonies and raise awareness about the threat.
C. Anyone who encounters the algae in the wild should exercise extreme caution and report the sighting to the authorities immediately.
D. Unfortunately, independent scientists and research organizations have so far been unable to find a solution to the problem of the invasive algae.
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