【正文】 too much water, help to 75 fields where there is not enough water, and 76 water power for factories and mills. The size of a canal 77 on the kind of boats going through it. The canal must be wide enough to permit two of the largest boats using it to 78 each other easily. It must be deep enough to leave about two feet of water 79 the keel of the largest boat using the canal. When the pla Mars was first 80 through a telescope, people saw that the round disk of the pla was crisescrossed by a 81 of strange bluegreen lines. These were called canals 82 they looked the same as canals on earth 83 are viewed from 16 an airplane. However, scientists are now 84 that the Martian phenomena are really not canals. The photographs 85 from spaceships have helped us to 86 the truth about the Martian canals. 67. [A] off [B] with [C] to [D] by 68. [A] way [B] means [C] method [D] approach 69. [A] waterways [B] waterfronts [C] channels [D] paths 70. [A] among [B] between [C] in [D] to 71. [A] revealed [B] exposed [C] opened [D] shown 72. [A] trip [B] journey [C] voyage [D] route 73. [A] lain [B] stationed [C] set [D] located 74. [A] escape [B] drain [C] dry [D] leak 75. [A] water [B] wet [C] soak [D] irrigate 76. [A] furnish [B] afford [C] offer [D] give 77. [A] focuses [B] bases [C] depends [D] takes 78. [A] cross [B] pass [C] move [D] advance 79. [A] down [B] beneath [C] below [D] off 80. [A] studied [B] research。s team reviewed the medical charts of 15 6,429 kids, all under 16, 76 doctors had remended the procedure. Even making generous assumptions about the likely 77 , the researchers found that a quarter of the proposed operations were 78 , since less invasive alternatives were available, 79 another third were as likely to harm the recipients as help them. Parents needn39。s leading childhood 64 and a new study suggests it39。ll have a test on the subject next month. Do not _____ have it Friday. is known to everybody,Taiwan is a part of China. more attention you pay to your study,_____ the study will be. easier easier more easier as did you get in touch with the travel agent,Robin? Oh, that39。we 39。ve heard him _____ about you often. of me I saw a woman _____ I thought was my aunt. whom is the key _____. you are looking for which you are looking that you are looking are looking for which woman _____ is his mother. whom he takes care B of that he takes care takes care of he takes care have bought a story book _____ there are many pictures. 11 which which that students _____ their work by the end of this month. have finished been finished finished finish is known to all, Peking University is one of the most famous universities in China. you don39。t have known 39。m afraid not. is necessary that everyone _____ a copy of the materials. have have have is the only one of the students who _____ finished the task in time. climate here agrees _____ me and I fell quite fortable. is very happy because the clothes made in his factory have never been _____. popular popular most popular doctor thought _____ would be good for you to have a holiday. Young man _____ is an engineer of our factory. you just talked you just talked to you just talked to you just talked you finished the book? 39。t get brother _____ on the phone all the time! talking been talking talked wanted to be independent of her tried _____ alone,but she didn39。t mind,I _____ do my homework than play cards with you. better rather like neighbors gave _____ a baby bird yesterday that hurt _____ when it fell from its nest. , it ,itself ,itself ,it you heard _____ news?The piece of _____ pertrol is going up again! ,the B./,the ,/ D./,/ the website of the Fire Department in your city,and you will learn a lot about Firefighting. searched search night didn39。d love to won39。t it? 23.(sing) I wish I will be a _____ one day. 24.(importance) It is _____ that the problem is worked out today. 25.(announce) The _____ came as no great surprise. 26.(believe) It is _____ that you have been 56 years look much younger than that. 27.(delight) The father was _____ to see his son. 28.(patient) He can39。t trust her. down upon an eye on the better of away with will improve their working conditions and enable them to double the _____. workers _____ the glasses and marked on each box this side up. 5 heated,water changes into _____. she achieved in her research might _____ what she had been expecting. is _____ to anyone here that the department chairman has refused to support the new project. _____ his father in appearance but not in height. and Jim Brown have been _____ as the greatest players in the history of football. airplane took off was like being on an old train _____ from side to side and going faster and faster. is a poem about _____ life in the American West. production _____ of the factory is now 800 000 units. doctor is skilled at treating heart trouble and never accepts any gift from his patients,so he has a very good _____. pictures _____ to his mind his previous days in China. up back about forth of foreigners were _____ to the Shanghai World Expo the day it opened. all _____ your ing to attend our wedding party. they are _____ about is which is more importan