Oxford Advanced Learner s Dictionary ’ , 3rd Edition (1980), is among the best-known British ______ dictionaries.
A. unabridged
B. desk
C. pocket
D. bilingual
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Generally, a dictionary covers the following contents EXCEPT ______.
A. spelling
B. pronunciation
C. definition
D. syntactical rules
患者,男性,45岁。患糖尿病5年,近日出现糖尿病酮症酸中毒,其呼吸特点为()
A. 呼吸频率异常
B. 吸气时间 >呼气时间
C. 呼吸困难
D. 深度呼吸
E. 呼吸浅促
It has been years ________ I returned home.
A. after
B. that
C. since
D. when
He insured his car ________ he had an accident.
A. unless
B. if
C. since
D. in case