题目内容
8．What can we doIf you have a choice，（71）buy one large bottle of water instead of （72）small ones．Of course，boiling water at home is the best choice．
Take a （73）shopping bag with you to the supermarket．Reusing bags can reduce（减少） the number of plastic bags that are thrown away．
When you go upstairs，use the stairs instead of the lift．This cannot only save electricity，but also （74）keep you fit as well．
What we should not do
Don't use throw-away chopsticks（筷子），plastic bags（塑料袋） or paper （75）lunch boxes．
Don't always drive a car if you have one．Try taking a bus （76）sometimes．And walking and riding a（77）bike are very good low-carbon ways．
Don't eat too much （78）meat．If you do so，you hurt at least （79）three things---animals，the earth and （80）yourself．
分析 文章大意：这是一篇议论文．主要介绍如何保护我们的环境．作者列举了几个例子，比如：如果你有选择的话，买一瓶大的水代替小的，家里的开水是最好的选择．上楼时，用楼梯代替电梯，这样既省电，又能保持健康．不要总是开车，有时乘公共汽车．步行和骑自行车是非常好的低碳方式．不要吃太多的肉，如果你这样做，你至少伤害了三样东西动物，地球和你自己．
解答 71．答案：buy．考查动词．根据后面one large bottle of water一大瓶水．及首字母提示，可知应该是"买"buy．祈使句用动词原形开头，填buy买．
72．答案：small．考查形容词．根据前面one large bottle of water instead of ____ ones．大瓶水代替___瓶水．可知应该是"小的"small．
73．答案：shopping．考查搭配．由后面with you to the supermarket和你一起去超市．可知，应该是shopping bag购物袋．填shopping购物．
74．答案：keep．考查动词．根据上句When you go upstairs，use the stairs instead of the lift．当你上楼时，用楼梯代替电梯．可知，应该是这不仅能省电，还能让你"保持"健康．用keep保持．
75．答案：lunch．考查名词．句意"不要用扔掉的筷子、塑料袋或纸___盒．"，paper lunch boxes纸餐盒．填lunch午餐．
76．答案：sometimes．考查副词．根据上句Don't always drive a car if you have one．如果你有车，不要总是开汽车．可知，应该是"有时"试着乘坐公交车．用副词sometimes有时．
77．答案：bike．考查名词．由walking and riding a走路或骑…可知应该是"自行车"bike．a一个．因此用单数bike自行车．
78．答案：meat．考查名词．根据后面的animals动物．可知应该是不要吃太多"肉"，用不可数名词meat肉．
79．答案：three．考查数词．句意"你至少会伤害___东西"．由后面的animals，the earth and…动物，地球和…可知，应该是"三样"东西．用three三．
80．答案：yourself．考查反身代词．根据上句Don't eat too much meat．If you do so，you hurt at least three things---animals，the earth and…不要吃太多的肉，如果你这样做，你至少伤害了三件事动物，地球和…可知，应该是吃太多肉对身体有害，因此会伤害"你自己"，用反身代词yourself你自己．
点评 首字母填空题．解答此类题型的方法一般就是根据文章前后句子之间意思推断出词义，并结合首字母推断出所缺单词，然后根据该单词在句子中的句子成分，所起作用，确定单词词形，进行适当词形变化．
| A． | Once | B． | If | C． | Although |
-Usually on Thanksgiving Day．（ ）
| A． | why people make | B． | when people eat | ||
| C． | where people buy |