题目内容
7．A．At home．B．In a shop．
C．In the library．
D．At the railway station．
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12．Many animals use some kinds of"language（语言）"．They use signals（信号）and the signals have meanings（意思）．For example，（45）C a bee finds some food，it goes （46）D its home．（47）A is difficult for a bee to tell （48）C bees where the food is by speaking to them，but it can do a little dancing．This tells the bees where the food is and （49）B it is．
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| 45．A．because | B．before | C．when | D．as |
| 46．A．out of | B．back from | C．away from | D．back to |
| 47．A．It | B．This | C．That | D．He |
| 48．A．each other | B．another | C．other | D．others |
| 49．A．how long | B．how far | C．how many | D．how old |
| 50．A．why | B．which | C．how | D．what |
| 51．A．each | B．every | C．all | D．some |
| 52．A．make | B．give | C．talk | D．speak |
| 53．A．everything | B．something | C．nothing | D．anything |
| 54．A．feet | B．hands | C．face | D．mouth． |