（）的人最适合学习汽车驾驶。
A.观察能力强
B.反应速度快
C.观察能力强
D.反应速度快
参考答案：A, B
Jim ______ Jenny every night for the last month since he first met her in London, and they seem to be getting along very well.
A．dated
B．had dated
C．was dating
D．has been dating
旅游企业标准化含义是什么？
