单选题
With the progress in modern medicine, it is no longer difficult to {{U}}attain{{/U}} old age.
A. evade
B. reach
C. postpone
D. retard
A
B
C
D
【正确答案】
B
【答案解析】
[解析] attain:达到,实现(目标);evade:逃脱,逃避;reach:达到;postpone:推迟;retard:延缓,妨碍……的生长
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