A. bottom-up model and top-down model
B. before-class model and after-class model
C. pre-listening model and post-listening model
D. pre-listening model and while-listening model
The beauty of the place is beyond_.(describe)
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Living in a highly competitive society, people are()working under pressure.A.constantlyB.frequently
Today many young people()change jobs to better themselves, or simply to gain experience.A.alwaysB.frequently
Ill health was the most ____ mentioned reason for early retirement.A. frequentB. frequencyC. frequentedD. frequently
Things have changed a lot since I was a child.A:greatly B:gradually C:suddenly D:frequently
Pure feldspar is a colorless,transparent mineral,but impurities commonly make it opaque and colorful.A:truly B:rapidly C:periodically D:frequently
A. introduces B. follows C. takes D. approaches