He had built the business up from ____.
A. scrape
B. scratch
C. shave
D. fleece
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The ____ of nursing staff to doctors is 2:1.
A. ratio
B. rates
C. ration
D. rating
There is an ____way to prevent contamination of meat in our processing plants -- irradiation.
A. affluent
B. affective
C. effective
D. affectionate
Sichuan, located in west China, is known as the "Land of ____", not only rich in rice and also famous for its sericiculture.
A. Lots
B. Wealth
C. Food
D. Abundance
The study of language learnability is not oriented to whether language is learnable but to explaining how the language _____ device does its work.
A. inquisition
B. requisition
C. disquisition
D. acquisition