单选题
Scientists generally hold that language has been so long in use that the length of time writing is known to cover is______ in comparison.
A、
overwhelming
B、
uninspiring
C、
astounding
D、
trifling
【正确答案】
D
【答案解析】
overwhelming压倒性的。uninspiring不鼓舞人的。astounding令人惊骇的。trifling微不足道的。
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