雷龙生活在远古时代的哪个时期？（）
A.三叠纪晚期
B.侏罗纪早期
C.侏罗纪晚期
D.白垩纪早期
参考答案：C
简析课程的社会学分析模式。
11．It was only after he came back___________he decided to write to Kite to find out if he was wasting his time there.
A．that
B．how
C．and which
D．What
