在Foxmail中查看邮件的方式是（）。
A.在收到的邮件上单击鼠标右键
B.在收到的邮件上单击鼠标左键
C.双击鼠标
D.单击鼠标
参考答案：B
Dick is the only one of the teachers who ____ Chinese. He is one of Mary’s friends who _____ been to China.
A．know; have
B．knows; have
C．know; has
D．knows; has
机会的四个类型
