阅读下面短文，撑握其大意，然后从各题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。
I had a friend who visited me from out of town and I wanted to show him the CN Tower. It was one of the tallest structures on the earth. So I thought it would offer a (n) 36 sight.
We were standing in line for 45minutes to enjoy the 37 up to the watch point. When we got there, we went around the 38 of the tower and saw the hard wire fence 39 to the structure serving as a barrier. We went back inside to look for the glass floor that provided a direct view 40 . As soon as both of us 41 , we stopped before walking onto it. We found that our legs began to 42 . I stopped for a minute 你 who have stood on it before.”I began to 46 that step onto the glass floor. I didn’t look down — 47 not for a few minutes.
I walked on the 48 and looked around and thought about how 49 the experience was. I even found myself jumping up and down. There was no 50 , and it was certainly an illusion.
I considered how many things in our lives we 51 and exactly how many of them are actually illusions. I thought about all the things we 52 ourselves from doing because we have 53 ourselves into thinking there’s risk. I thought about all the things that I still have yet to do that appeared 54 . I was glad to discover that although fear isn’t a stranger to me, my desire to live a life without 55 has a much stronger pull.
【小题1】A．expressiveB．impressiveC．frighteningD．beneficial【小题2】A．busB．ladderC．carD．elevator【小题3】A．outsideB．topC．centerD．surface【小题4】A．connectedB．surroundedC．referredD．bined【小题5】A．aroundB．upC．downD．out【小题6】A．understoodB．approachedC．talkedD．returned【小题7】A．waveB．moveC．trembleD．wander【小题8】A．look overB．think overC．look upD．think up【小题9】A．tighterB．tallerC．weakerD．stronger【小题10】A．happilyB．simplyC．greatlyD．relatively【小题11】A．takeB．chooseC．decide D．pick【小题12】A．at mostB．at leastC．at last D．at best【小题13】A．fenceB．floorC．edgeD．tower【小题14】A．gratefulB．usefulC．wonderfulD．helpful【小题15】A．deathB．warnC．troubleD．danger【小题16】A．handleB．ignoreC．fearD．hide【小题17】A．block B．protectC．helpD．separate【小题18】A．forcedB．advisedC．enteredD．led【小题19】A．amazingB．worryingC．excitingD．interesting【小题20】A．cost B．doubtC．regretD．wasteB
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(答案→)B
解析：本文讲的是作者和朋友去参观CN塔的事。开始它们害怕登上那个玻璃地面，即使登上去了，也不敢看下面，但后来竟然敢在上面跳了。通过这件事作者明白了一个道理：人生中有许多看似和可怕的东西，但其实只是人的错觉。
【小题1】考查形容词辨析。根据前句It was one of the tallest structures on the earth.它是世界上最高的建筑，所以我认为它将能让人看到令人印象深刻的景象。Impressive给人以深刻印象的；expressive昂贵的； frightening令人害怕的；beneficial 有利的。故选B。
【小题2】考查名词辨析。我们排了45分队来等电梯带我们去观察点。elevator 电梯；bus公共汽车； ladder梯子car小汽车。这是世界上最高的建筑，肯定要坐电梯上去。故选D。
【小题3】考查名词辨析。根据后面句子We went back inside to look for the glass floor我们回到礼貌去寻找玻璃地面可知这里应该是我们在塔的外面走了一下outside外面；top上面；center中心；surface表面。故选A。
【小题4】考查动词辨析。我们看见连在建筑上的坚硬的铁丝网充当了屏障。connect连接；surround包围； refer提到；bine结合，联合。故选A。
【小题5】考查副词辨析。我们去找玻璃地板，那里可直接看到下面的风景。．down往下；around四周；up往上；out往外。在最高建筑上看，当然是看下面的风景，故选C。
【小题6】考查动词辨析。我们一靠近那里，还没上去就停了下来。approach靠近；understand理解；talk谈论；return返回。故选B。
【小题7】考查动词辨析。我们发现我们的腿在颤抖。根据下文I stopped for a minute considering the step，我停下来想想要不要迈出这一步。再有前面说了是玻璃地板，透明的，估计作者害怕，所以脚发抖。tremble颤抖。 wave挥动；move移动；wander徘徊。故选C。
【小题8】考查动词词组辨析。在移动前，我花了几秒钟来观察这个边缘。look over观察；think over仔细考虑；look up查询资料；think up想出。故选A。
【小题9】考查形容词辨析。根据There is no real danger to me.对我来说根本没有真正的危险，这里意思应该是，这里应该比这个建筑中其它任何地板都要牢固得多。strong强壮；牢固；tight紧的；tall高的； weak 虚弱的。故选D。
【小题10】考查副词辨析。这只是一个错觉。simply仅仅； happily快乐地；greatly极大地； relatively相当地。故选B。
【小题11】考查动词辨析。我开始踏出了登上玻璃地板那一步。take the step是固定搭配。choose选择； decide决定；pick捡起。故选A。
【小题12】考查名词词组。我不往下看---至少开始几分钟不看。at least至少； at most 至多；at last最后； at best充其量。故选B。
【小题13】考查名词辨析。根据前文I began to take that step onto the glass floor 可知，我走上了地面。floor地面；fence护栏；edge边缘；tower塔。故选B。
【小题14】考查形容词辨析。我四周看看，发现这次经历真是太棒了，我甚至在上面跳了起来。wonderful 很棒的，精彩的；grateful感激的；useful；有用的； helpful有帮助的。故选C。
【小题15】考查名词辨析。没有一点儿危险，之前想的肯定是一种错觉。danger 危险；death死亡；warn警告；trouble麻烦。故选D。
【小题16】考查动词辨析。根据前文，我们知道作者开始害怕登上玻璃地面，但其实这根本没有危险，只是一种错觉。所以这里应该是讲人的一生会碰到很多我们害怕的事，但其实只是一种错觉。fear 害怕；handle处理；ignore忽视；hide躲藏。故选C。
【小题17】考查动词辨析。我想到那些因为我们自己认为有危险，而不让自己去感动事情。block阻止；protect保护；help帮助；separate分开。故选A。
【小题18】考查动词辨析。lead sb. into doing sth.带领某人做某事。force强迫； advise建议 ；enter进入。故选D.
【小题19】考查形容词辨析。我想到那些看起来令人担心，但仍然必须去做的事。worrying 令人担心的；amazing令人惊异的；exciting令人兴奋的；interesting令人有兴趣的。故选A。
【小题20】考查名词辨析。我很高兴地发现，尽管害怕对我来说并不陌生，但我对人生不留遗憾的欲望要强得多。regret遗憾；cost消费；doubt怀疑；waste浪费。