集合M={（x，y）|xy≤0，x，y∈R}的意义是（　　）

A．第二象限内的点集

B．第四象限内的点集

C．第二、四象限内的点集

D．不在第一、三象限内的点的集合

C

Sunny English Club

For students

16:00 – 18:00 Every Saturday

200 Yuan a month

9 Zhou Yu Street

Tel: 3785290

Foreign teachers, English songs and films and more!

63. You will pay _______ if you want to stay in the English club for half a year.

A. 300 yuan     B. 600 yuan     C. 1200 yuan       D. 2400 yuan

64. You can visit Ocean Museum _______ .

A. on Saturday    B. on Wednesday    C. on Monday    D. anytime

65. One can get free examinations in Health Centre if he is _______ .

A. 9             B. 17           C. 67           D. 73

66. If you are interested in the life of fish, you should go to ______ .

A. Health Centre               B. Ocean Museum

C. Sunny English Club         D. 16 Yong Le Street