A-A+
A．Why stars move so quickly.B．Why few stars ha
问题详情
A．Why stars move so quickly.
B．Why few stars have planets.
C．Why stars aren"t moving toward one another.
D．Why stars haven"t moved farther apart.
参考答案
正确答案：C
解析：Q:?what?did?some?scientists?try?to?explain?by?suggesting?that?stars?repel?each?other??
