66．From the above，we know that this is
．
A．a notice B．an advertisement C．a postcard
67．If you take a tour to Hainan on June 23rd，you will return on
．
A．June 26th B．June 25th C．July 26th
68．You can visit
main places if you take the tour．
A.4 B.5 C.6
69．The price for the tour doesn't include
A．bus service B．meals C．plane tickets
70．Which of the following is TRUE？
A．You don't have to pay $ 650 if you book the tour earlier．
B．You have to go to the office to book the tour．
C．You can book the tour at 5 p．m．on Monday afternoon．