题目内容
5．It′s good ____ exercise every day．（ ）| A． | take | B． | to take | C． | taking | D． | takes |
分析 每天锻炼很好．
解答 答案：B．考查不定式短语．句意"每天锻炼很好．"．A动词原形．B不定式．C动名词/现在分词．D第三人称单数．it is+形容词+不定式+to do sth做某事是…，因此用不定式to take．答案是B．
点评 不定式在句子中可做主语、宾语、表语、定语、状语和宾语补语．要结合语境选择合适用法，注意一些固定搭配．
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15．Most of us have three meals a day．We take food for granted（想当然）．And we don't think about it．（56）Bexperts argue a food crisis（危机）is coming．This crisis is going to make us（57）Athe way we think about food．
Food is in great need（58）Ca growing of world population．By 1960，the population was three billion．It doubled to six billion by 1999．By 2050，this planet will need to （59）Cat least nine billion people．As a result，the food prices get higher and higher．
So，what can a （60）D，crowed world do？One suggestion is to eat less meat．Meat uses more natural resources（资源）than grains（谷物）．It requires more （61）Ato produce one pound of meat than to produce one pound of grain．It also requires between 5and 10times more（63）Dthan vegetables．So，eating less meat will（64）Amore land for farming，and it will save water．
To eats less meat，people will need to change their eating habits．That will not be（65）C．Americans，for example，have （66）Dloved meat．In general，They eat twice as much meat as people in other countries．At the same time，in developing countries like China and Brazil，sales of meat have doubled in the last 20years．（67）Bwill double again by 2050．Growing need of meat will（68）Ato put pressure on natural resources．
World population is increasing，resources are becoming fewer，and food prices are rising．Therefore，we need to rethink （69）Cwe eat every day．For meat lovers，we don't need to give up meat （70）B．But we need to eat more grains and less meat．
Food is in great need（58）Ca growing of world population．By 1960，the population was three billion．It doubled to six billion by 1999．By 2050，this planet will need to （59）Cat least nine billion people．As a result，the food prices get higher and higher．
So，what can a （60）D，crowed world do？One suggestion is to eat less meat．Meat uses more natural resources（资源）than grains（谷物）．It requires more （61）Ato produce one pound of meat than to produce one pound of grain．It also requires between 5and 10times more（63）Dthan vegetables．So，eating less meat will（64）Amore land for farming，and it will save water．
To eats less meat，people will need to change their eating habits．That will not be（65）C．Americans，for example，have （66）Dloved meat．In general，They eat twice as much meat as people in other countries．At the same time，in developing countries like China and Brazil，sales of meat have doubled in the last 20years．（67）Bwill double again by 2050．Growing need of meat will（68）Ato put pressure on natural resources．
World population is increasing，resources are becoming fewer，and food prices are rising．Therefore，we need to rethink （69）Cwe eat every day．For meat lovers，we don't need to give up meat （70）B．But we need to eat more grains and less meat．
| 56．A．And | B．But | C．Or | D．Until |
| 57．A．change | B．find | C．get | D．tell |
| 58．A．instead of | B．thanks to | C．because of | D．as for |
| 59．A．help | B．have | C．feed | D．meet |
| 60．A．busy | B．tired | C．thirsty | D．hungry |
| 61．A．time | B．land | C．people | D．place |
| 63．A．air | B．meat | C．money | D．water |
| 64．A．provide | B．produce | C．waste | D．need |
| 65．A．important | B．hard | C．easy | D．necessary |
| 66．A．never | B．seldom | C．hardly | D．always |
| 67．A．It | B．They | C．We | D．That |
| 68．A．continue | B．stop | C．have | D．start |
| 69．A．how | B．when | C．what | D．where |
| 70．A．quickly | B．completely | C．finally | D．especially |
10．He's always ________ at home，but he doesn't feel________．（ ）
| A． | alone，alone | B． | lonely，alone | C． | alone，lonely |
17．On school nights，my parents don't allow me________ out．（ ）
| A． | go | B． | going | C． | to go |
14．I've read through this book several times，but I will read it so as to get better understanding．（ ）
| A． | more bravely | B． | less eaiily | ||
| C． | less confidently | D． | more carefully |