题目内容
8．11．When is the Earth Day？A．On March 1st．
B．On April 22nd．
C．On April 21st．
12．Why do we celebrate the Earth Day？
A．To have a big party．
B．To play outside．
C．To take care of the Earth．
13．Why do we need to keep our rivers，lakes and ponds clean？
A．To have a good food．
B．To water flowers．
C．To have good water to drink．
14．When and where will you meet if you want to volunteer on Saturday afternoon？
A．At 2：30 at the school gate．
B．At 2：30 at the park gate．
C．At 2：13 at the park gate．
15．What should we bring？
A．A hat B．A plastic bag．C．A pen．
分析 略
解答 BCCAB
点评 略
练习册系列答案
开心练习课课练与单元检测系列答案
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