题目内容
20．Where's my ruler？I can't it anywhere．（ ）| A． | look for | B． | find out | C． | find |
分析 我的尺子在哪？我到处都找不到它．
解答 答案：C．考查形容词短语．句意：我的尺子在哪？我到处都找不到它．look for寻找，表示找的动作；find out找出，查明；find找，表示找的结果．根据题干Where's my ruler？I can't___it anywhere．可知这里表示找的结果，所以用find，即我的尺子在哪？我到处都找不到它．故选C．
点评 理解各个选项的含义，及其用法的区别，根据具体内容作答．
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8．Nowadays more and more people are helping to save the earth．In fact，as students，we can do a lot to help in our daily life．
First，try to save electricity（电）．Never keep the lights（31）Awhen we leave the rooms．We'd better （32）B the TV when nobody is watching it．Only use cold water in the washing machine．
Second，start recycling．Try to write on both （33）Bof our paper，not just on one side．Remember to put our rubbish into（34）C bags for bottles，paper and food．After we go shopping，keep the shopping bags and use them again as rubbish bags．
Third，make sure we save（35）B．We should take short showers （36）C long baths．（37）Cthe toilet with used water．We shouldn't leave（使）the tap running when we brush our teeth．
At last，remember to save gas（汽油）．Don't ask our parents to （38）D us to school．Just ride our bikes．It's hard work （39）C good exercise!Suggest our parents going to work in one car with others and sharing the （40）C．
These are easy ways to save our earth．It is the duty of every person to protect the environment．
First，try to save electricity（电）．Never keep the lights（31）Awhen we leave the rooms．We'd better （32）B the TV when nobody is watching it．Only use cold water in the washing machine．
Second，start recycling．Try to write on both （33）Bof our paper，not just on one side．Remember to put our rubbish into（34）C bags for bottles，paper and food．After we go shopping，keep the shopping bags and use them again as rubbish bags．
Third，make sure we save（35）B．We should take short showers （36）C long baths．（37）Cthe toilet with used water．We shouldn't leave（使）the tap running when we brush our teeth．
At last，remember to save gas（汽油）．Don't ask our parents to （38）D us to school．Just ride our bikes．It's hard work （39）C good exercise!Suggest our parents going to work in one car with others and sharing the （40）C．
These are easy ways to save our earth．It is the duty of every person to protect the environment．
| 31．A．on | B．out | C．off | D．in |
| 32．A．turn up | B．turn off | C．turn on | D．turn down |
| 33．A．side | B．sides | C．a side | D．the side |
| 34．A．large | B．small | C．different | D．the same |
| 35．A．electricity | B．water | C．paper | D．food |
| 36．A．because of | B．in front of | C．instead of | D．in spite of |
| 37．A．Washing | B．To wash | C．Wash | D．Washed |
| 38．A．order | B．show | C．carry | D．drive |
| 39．A．for | B．or | C．but | D．so |
| 40．A．price | B．pay | C．value | D．cost |
15．They plan to plant trees next year．（ ）
| A． | three hundred | B． | three hundreds | ||
| C． | three hundreds of |
5．Mr．Green is old to carry the heavy box．（ ）
| A． | to | B． | very | C． | too |