题目内容
4．
this，bike
Is this a bike？？
分析 这是一辆自行车吗？
解答 答案：Is this a bike？
根据图片是一辆自行车，结合空格后面的标点符号是问号，因此可知这句话问的是这是一辆自行车吗，要用一般疑问句来填空，把系动词提前；图片显示的是现在的状态，所以要用一般现在时，故填Is this a bike？
点评 首先要掌握图片的意思，然后结合给出的英语提示，就可以确定正确答案．
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12．阅读下列短文，从每小题所给的A、B、C、D 四个选项中选出最佳选项．
Natural resources are things that we use that come from Earth．Our natural resources are limited （有限的）．This means that they will not （46）A forever．Some are renewable，like when you plant a new tree when you（47）B one down．Others are not renewable，like when you dig coal （煤） out of the （48）C．Once it is used，it is gone．
People realize the （49）D that Earth's natural resources are limited，and can do things to help conserve （节约） those resources．（50）A you try to conserve a natural resource，you try to use less of it，so it does not get used up so （51）D．One way that people conserve fuel，like gasoline，is by riding a bicycle or walking when the （52）D is short instead of driving everywhere．
Water is a very important natural resource because we all need it to stay（53）A．We can conserve water （54）C making sure that our pipes and taps do not leak （漏）．We can also make （55）C choices to conserve water，like only using the dishwasher or washing machine when they are full．Everyone can make contributions to protecting natural resources．
Natural resources are things that we use that come from Earth．Our natural resources are limited （有限的）．This means that they will not （46）A forever．Some are renewable，like when you plant a new tree when you（47）B one down．Others are not renewable，like when you dig coal （煤） out of the （48）C．Once it is used，it is gone．
People realize the （49）D that Earth's natural resources are limited，and can do things to help conserve （节约） those resources．（50）A you try to conserve a natural resource，you try to use less of it，so it does not get used up so （51）D．One way that people conserve fuel，like gasoline，is by riding a bicycle or walking when the （52）D is short instead of driving everywhere．
Water is a very important natural resource because we all need it to stay（53）A．We can conserve water （54）C making sure that our pipes and taps do not leak （漏）．We can also make （55）C choices to conserve water，like only using the dishwasher or washing machine when they are full．Everyone can make contributions to protecting natural resources．
| 46．A．last | B．spread | C．burn | D．change |
| 47．A．turn | B．cut | C．put | D．move |
| 48．A．station | B．building | C．ground | D．brick |
| 49．A．news | B．plan | C．decision | D．fact |
| 50．A．When | B．Although | C．Whatever | D．Whether |
| 51．A．slowly | B．hard | C．regularly | D．fast |
| 52．A．money | B．space | C．place | D．distance |
| 53．A．alive | B．alone | C．asleep | D．awake |
| 54．A．about | B．for | C．by | D．with |
| 55．A．generous | B．funny | C．wise | D．surprising． |
