问题
单项选择题
The first two assumptions made about the ______ of TV were dead wrong: that it would bury radio and it would be a threat to movies.
A. recession
B. advent
C. diversity
D. bias
答案
参考答案：B
解析：B项的advent“到来，出现”符合题意。其他三项：recession经济萧条；diversity不同，变化多端；bias偏见。
