题型:阅读选择 题类:常考题 难易度:普通
江苏省无锡市江阴初级中学2016-2017学年九年级下学期英语期中考试试卷
Find Which Direction Is South
Do you have a good sense of direction? If not, please take with you a compass. But if you forget to take a compass, you can still find your way.
It's never a good idea to imagine that the family member who was entrusted (委托) with the job of map-reading actually knows where the family is. You can tell by the slightly confused load on their faces that nothing on the ground seems to match the map. Never mind. The sun is shining and it's still morning.If you don't know the exact time, you can still find out where south is, but you'll need to be patient.
①Find a straight stick and put it in the ground in a place where you can mark its shadow.
②Try to position the stick as vertically(垂直)as you can. You can check this by making a simple plumb line (铅锤线) with a piece of string and weight. You haven't got any string? OK, use a thread from your clothes with a button tied at the end to act as a weight.
③Mark the end of the shadow cast by the stick.
④Wait approximately half an hour and mark the end of the shadow again.
⑤Keep doing this until you have made several marks.
⑥The mark nearest the stick will represent the shortest shadow, which is cast at midday, when the sun is highest in the sky and pointing to the exact south.
⑦Pick a point in the distance along the line between the shortest shadow and the stick.
⑧That point is south of where you are.
⑨Now you can turn the map, like you did before, and find which way you should be travelling.
Here is a page from a magazine called Future. Read the following information about things that may happen in twenty years.
Cars will run on solar power (太阳能) and will be much cleaner and safer. For example, if you are too close to another car or if you are driving dangerously, your car will slow down or stop by itself.
New cities will have to be built in the sea. Some cities on water will have two levels(层). People will live on the upper level, the lower level will be used for traffic, shops and factories.
Biotechnology(生物技术) will make food better and healthier. Plants without insects or illnesses(病虫害) will be developed. The taste of fruit and vegetables will be better and food will be kept longer.
Many new ways to cure(治愈) illnesses will be found. People will use products of genetic engineering (基因产品) to cure more illnesses. However, some new illnesses will appear.
Things | To happen in {#blank#}1{#/blank#} years. |
Cars | To run on solar power; to be much {#blank#}2{#/blank#}. |
New cities | To be {#blank#}3{#/blank#} in the sea. |
Biotechnology | To make food better and healthier, plants will have no insects or illnesses. The {#blank#}4{#/blank#} of fruit and vegetables will be better and better. |
Illnesses | To be cured, some new illnesses will appear, some people have to find new {#blank#}5{#/blank#} to cure new illnesses. |
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