题目

 ______ Have you seen the film Under the Hawthorn Tree?    ______  Of course, I have . It was in our village ____ it was made. A. that     B. where   C. when   D. which 答案：A新物种形成的标志是 [     ]A．具有新的生理功能B．出现新的形态结构C．出现地理隔离D．形成生殖隔离