单选题
Which of the following is TRUE about the north polar cap of Mars in summertime?
A、
It is at its largest size.
B、
It is changing its shape all the time.
C、
It is at its smallest size.
D、
It is at its windiest time.
【正确答案】
C
【答案解析】
[注释] 本题的依据信息就是以上几道题的信息。由于文章较短，而题量较多，一般命题的句子密度较为集中。
提交答案
关闭