以下代码的输出是什么?booleaneven=false;System.out.println((even?"true":"false"));
A. true
B. false
C. 什么也不显示
D. truefalse
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Automakers and tech companies are working hard to offer the first true ____ car.
A. self-designing
B. self-designed
C. self-driving
D. self-driven
Advocates argue they would be safer than in cars driven by humans because they wouldn’t get ____ or drive when tired.
A. directed
B. discovered
C. lost
D. distracted
He estimated that the “comfort lever” will increase considerably ____ five to ten years.
A. from
B. after
C. before
D. in
2020年,全国城乡居民收入仍有( )倍差距,绝对差距还在扩大。
A. 1.56
B. 2
C. 2.56
D. 3.56