28　综合质量评价(二) 外研版 七上

综合质量评价(二) (时间：100分钟　满分：100分) Ⅰ．完形填空(10分) Dolphins are humans' friends．One day，a man was having a 1 with his son and two friends on an island．The father was swimming with his son，and his friends were having fun nearby．They didn't expect 2 they would meet． Some dolphins 3 appeared in front of them．The dolphins started to swim around them in 4 big circle．At first，the father thought the animals were just being playful(有趣的)．Then the father tried 5 best to swim away，but two dolphins pulled him back．He sensed something strange．The water was so 6 that he could see a three metre shark rushing towards him．It was only about two 7 away．He felt shocked and nervous．Luckily，the dolphins sped up(加速) and swam around them．He suddenly realised that the dolphins were circling them up 8 them． The battle(战斗) lasted 9 40 minutes until the shark had no choice but to leave．Then the group could swim back to the beach．They were saved by the dolphins 10 ．They felt thankful to the friendly and brave dolphins． (　B　)1．A．birthday　　 B． holiday C．class 解析：句意：一天，一个男人带着他的儿子和两个朋友在一个岛上度假。birthday生日；holiday假日；class课程。根据下文“The father was swimming with his son，and his friends were having fun nearby．”可知，此处是指男子和儿子、朋友去度假。故选B。 (　A　)2．A．what B．who C．how 解析：句意：他们没有预料到他们会遇到什么。what什么；who谁；how怎样。根据下文“The dolphins started to swim around them”可知，此处是指他们没有预料到会遇见海豚，应用what引导宾语从句。故选A。 (　C　)3．A．silence B．silent C．silently 解析：句意：一些海豚默默地出现在他们面前。silence寂静；silent安静的；silently默默地。分析句子结构可知，此处应用副词silently修饰动词appeared，在句中作状语。故选C。 (　A　)4．A．a B．an C．the 解析：句意：海豚开始绕着他们游成一个大圈。a表泛指，不定冠词，用于以辅音音素开头的单词前；an表泛指，不定冠词，用于以元音音素开头的单词前；the表特指，定冠词。根据“in...big circle”可知，此处是指绕成一个大圈子，应用不定冠词表示泛指，且big是以辅音音素开头的单词，应用a修饰。故选A。 (　C　)5．A．he B．him C．his 解析：句意：然后爸爸尽力游开，但两只海豚把他拉了回来。he他，人称代词主格；him他，人称代词宾格；his他的，形容词性物主代词或名词性物主代词。根据“tried...best”可知，此处考查try one's best“尽某人最大努力”，应用形容词性物代词his。故选C。 (　A　)6．A．clear B．clearer C．the clearest 解析：句意：水是如此清澈，以至于他可以看到一条三米长的鲨鱼向他冲来。clear清澈的；clearer比较级；the clearest最高级。根据空前“was”可知，此处不存在比较，应用形容词clear作表语。故选A。 (　B　)7．A．metre B．metres C．metres' 解析：句意：只有两米远。metre米，名词单数形式；metres名词复数形式；metres'名词复数的所有格。根据空前“two”可知，后接名词复数形式metres。故选B。 (　C　)8．A．protect B．protecting C．to protect 解析：句意：他突然意识到海豚把他们围起来是为了保护他们。protect保护，动词原形；protecting现在分词或动名词；to protect动词不定式。分析句子结构可知，此处是指海豚把他们围起来是为了保护他们，应用动词不定 ... ...