答案及解析：來源：考試大
1．文章主題分析：computers in cars
You’re far from home on a lonely road. Shadowy forests ... A thick mist (霧) ...
… Night is closing in. and you’re low on gasoline.
This is a situation where an in-car computer that can navigate would be a big help.
2. 直接看題，抓住提干中的被選項(xiàng)中所提示的信息。來源：考試大
1.By describing a typical situation of a lost driver on the road, the author intend to ____.
A. make us believe how complex the highway computer network is.近
B. let us know how in-ca computers are linked to road signs *
C. show us how helpful a navigation computer would be –與文章主題最接近
D. tell us that NAVSTAR has come into use.
題目分析：細(xì)節(jié)題。問題問及目的，可能需要考生進(jìn)行推斷/歸納總結(jié)。來源：考試大
被選項(xiàng)分析：（注意結(jié)合文章主題—文章標(biāo)題）判斷C最可能是答案。
C．解題分析：借助題干中的核心詞（黑體文字）作為答案線索，這樣發(fā)現(xiàn)答案相關(guān)句：
You’re far from home on a lonely road. Shadowy forests stretch away on both sides. A thick mist (霧) makes it difficult to see far beyond your car’s windshield (擋風(fēng)玻璃).
“Can this be route 90A?” you wonder. If it is, you should be near a town. Yet there’s no hint of one. （與題干內(nèi)容呼應(yīng)）Night is closing in. and you’re low on gasoline.
This is a situation where an in-car computer that can navigate would be a big help. （直接答案相關(guān)句）
考點(diǎn)分析：總結(jié)概括句/復(fù)雜結(jié)構(gòu)句。來源：考試大
補(bǔ)充：來源：考試大
close in v.包圍, 封閉來源：考試大
low adj. 缺錢的，接近完全耗盡的, 不足的, 貶值的, 貶低的： 來源：考試大
e.g. My savings account is low.我的存款幾乎用完了來源：考試大
e.g. low on supplies供應(yīng)不足
e.g. have a low opinion of his qualities對(duì)他的素質(zhì)的低的評(píng)價(jià)
2. The word “ navigate” in Paragraph 3 means ___.
A. help one control the traffic
B. help one find one’s way
C. give a ship correct information about its course *
D. direct a plane to its destination *
題目分析：細(xì)節(jié)題。問題問某個(gè)單詞的含義，可能需要考生借助上下文或搭配結(jié)構(gòu)進(jìn)行判斷。
被選項(xiàng)分析：（注意結(jié)合文章主題—文章標(biāo)題）判斷C，D不可能是答案。
B．解題分析：找到包含“ navigate”的句子，借助上文語意（或解答上一題所獲取的對(duì)文章的理解）直接判斷答案B。
This is a situation where an in-car computer that can navigate would be a big help.
考點(diǎn)： 文章中核心詞詞義的確認(rèn)。
3. The navigation computers have one thing in common: they all ___.
A. contain series of maps on videodiscs （錄象盤）or videotapes
B. contain 13,300 maps covering the continental US
C. can be obtained free of charge *
D. cost a lot of money *
題目分析：細(xì)節(jié)題。問題問及文章的內(nèi)容主體“navigation computers”的共同點(diǎn)，可能需要考生進(jìn)行推斷。
被選項(xiàng)分析：（借助常識(shí)判斷）判斷C，D不可能是答案。
A．解題分析：利用“navigation computers”作為答案線索，注意題干中的修飾詞“all”這樣在文章中找到答案相關(guān)句：
A car computer that navigates? Yes! Such computers exists. Several experimental models are being tested by General Motors, Ford, Chrysler, and several foreign car markets. These computers vary in details. But they all contains series of maps on Vediodiscs or videotapes. For example, one computer system contains 13,300 maps covering the continental US.
考點(diǎn)：考察代詞（These （computers））的指代內(nèi)容。
1．文章主題分析：computers in cars
You’re far from home on a lonely road. Shadowy forests ... A thick mist (霧) ...
… Night is closing in. and you’re low on gasoline.
This is a situation where an in-car computer that can navigate would be a big help.
2. 直接看題，抓住提干中的被選項(xiàng)中所提示的信息。來源：考試大
1.By describing a typical situation of a lost driver on the road, the author intend to ____.
A. make us believe how complex the highway computer network is.近
B. let us know how in-ca computers are linked to road signs *
C. show us how helpful a navigation computer would be –與文章主題最接近
D. tell us that NAVSTAR has come into use.
題目分析：細(xì)節(jié)題。問題問及目的，可能需要考生進(jìn)行推斷/歸納總結(jié)。來源：考試大
被選項(xiàng)分析：（注意結(jié)合文章主題—文章標(biāo)題）判斷C最可能是答案。
C．解題分析：借助題干中的核心詞（黑體文字）作為答案線索，這樣發(fā)現(xiàn)答案相關(guān)句：
You’re far from home on a lonely road. Shadowy forests stretch away on both sides. A thick mist (霧) makes it difficult to see far beyond your car’s windshield (擋風(fēng)玻璃).
“Can this be route 90A?” you wonder. If it is, you should be near a town. Yet there’s no hint of one. （與題干內(nèi)容呼應(yīng)）Night is closing in. and you’re low on gasoline.
This is a situation where an in-car computer that can navigate would be a big help. （直接答案相關(guān)句）
考點(diǎn)分析：總結(jié)概括句/復(fù)雜結(jié)構(gòu)句。來源：考試大
補(bǔ)充：來源：考試大
close in v.包圍, 封閉來源：考試大
low adj. 缺錢的，接近完全耗盡的, 不足的, 貶值的, 貶低的： 來源：考試大
e.g. My savings account is low.我的存款幾乎用完了來源：考試大
e.g. low on supplies供應(yīng)不足
e.g. have a low opinion of his qualities對(duì)他的素質(zhì)的低的評(píng)價(jià)
2. The word “ navigate” in Paragraph 3 means ___.
A. help one control the traffic
B. help one find one’s way
C. give a ship correct information about its course *
D. direct a plane to its destination *
題目分析：細(xì)節(jié)題。問題問某個(gè)單詞的含義，可能需要考生借助上下文或搭配結(jié)構(gòu)進(jìn)行判斷。
被選項(xiàng)分析：（注意結(jié)合文章主題—文章標(biāo)題）判斷C，D不可能是答案。
B．解題分析：找到包含“ navigate”的句子，借助上文語意（或解答上一題所獲取的對(duì)文章的理解）直接判斷答案B。
This is a situation where an in-car computer that can navigate would be a big help.
考點(diǎn)： 文章中核心詞詞義的確認(rèn)。
3. The navigation computers have one thing in common: they all ___.
A. contain series of maps on videodiscs （錄象盤）or videotapes
B. contain 13,300 maps covering the continental US
C. can be obtained free of charge *
D. cost a lot of money *
題目分析：細(xì)節(jié)題。問題問及文章的內(nèi)容主體“navigation computers”的共同點(diǎn)，可能需要考生進(jìn)行推斷。
被選項(xiàng)分析：（借助常識(shí)判斷）判斷C，D不可能是答案。
A．解題分析：利用“navigation computers”作為答案線索，注意題干中的修飾詞“all”這樣在文章中找到答案相關(guān)句：
A car computer that navigates? Yes! Such computers exists. Several experimental models are being tested by General Motors, Ford, Chrysler, and several foreign car markets. These computers vary in details. But they all contains series of maps on Vediodiscs or videotapes. For example, one computer system contains 13,300 maps covering the continental US.
考點(diǎn)：考察代詞（These （computers））的指代內(nèi)容。