45. What time does the university park open in March?

A. At 6:00 am.     B. At 6:30 am.    

C. At 8:00 am.     D. At 8:30 am.

46. Which sign tells you not to smoke?

  A. Sign 2.     B. Sign 4.     C. Sign 6.     D. Sign 8.

47. Where can you see Sign 9?

  A. On the playground.                B. At the school library.

  C. Near the swimming pool.        D. In the computer room.

（2）

An index(索引) is usually at the end of a hook．It tells us most of the topics the writer talks about in the book．The topics are usually listed from letter A to letter Z．Under each topic，there are some small topics，and we can find the page number after each small topic．Here is part of an index from a cookbook(烹调手册)：

Potatoes       Salads             Sandwiches            Soups

dry  63       cabbage 125        apple and beef 161    bean 189

French fries 67   chicken egg 137    cheese 170           beef 192

new  82          fruits 139       chicken 172           carrot 196

sour 100         green 151      cold meat 182         chicken 220

61．The whole passage tells us about ________．

  A．how to become a very good chef ________．

  B．what kind of food is very p6pular

  C．how to use the index in a cookbook

62．How many small topics are listed in the index of the cookbook the writer shows us?

  A．4．    B．16．    C．220．

63．If we are learning to make dry potatoes，we may turn to page ________．

  A．63    B．220    C．137

64．From this passage，we know that apple and beef is a kind of ________．

  A．salad    B．fruit    C．sandwich

65．In this passage，the word“green”means a kind of ________．

  A．color    B．salad    C．cookbook