问题
选择题
It is often said that _____ teachers have _____ very easy life. [ ]
A. 不填; 不填
B. 不填; a
C. the, 不填
D. the, a
答案
答案：B
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It is often said that _____ teachers have _____ very easy life. [ ]
A. 不填; 不填
B. 不填; a
C. the, 不填
D. the, a
答案：B