【必威体育精装版】人教版高中英语必修五 Unit3_完形填空(未来生活篇) 题型专项突破 Word版含答案.pdfVIP

必威体育精装版教学资料·人教版英语 题型专项突破-Unit3完形填空（未来生活篇） 一、完形填空 阅读下面短文，从短文后各题所给的四个选项（A 、B 、C 和D) 中，选出可 以填入空白处的最佳选项。 Mars is not, it seems, the dry old planet we once believed __ (1) _. Astronauts who are __ (2)_ to go there in the next decade may find plenty __ (3)__ water to slake( 消除) their thirst. And with water present the __ (4) _ of finding some sort of life on Mars are __ (5)__ brighter. This is the view of forty geologists ： who have been analyzing __ (6)__ of pictures and other scientific __ (7)__ obtained by robot explorers in the sixties and seventies. To begin with, scientists thought the Red planet was as __ (8)__ as the Moon __ (9)__ dust storms swirling over vast sandy _ (10)__. But now the picture is very different (11) __mountains and valleys carved by_ (12) _ glaciers and rivers rushing and rumbling deep underground. In a report on the analysis of the Martian pictures Dr. Michael Car of the U. S. Geological Survey comments ：“I am convinced__ (13)__ lots of water on Mars. ” Any surface water will be in the__ (14)__of ice. But it could save explorers from__ (15)__ to take so much __ (16)__ with them. The report says__ (17)__Mars probably had a warmer climate in ages__ (18)__ due to its axis (轴) having been more tilted(倾斜的) towards the sun. __ (19)__signs of plant or animal life have been detected by instruments landed on Mars, __ (20)__ the landing vehicles have been sent there for a few years. (1) A. it is B. it C. it to be D. was (2) A. expected B. hoped C. required D. sent (3) A. to B. of C. more D. in (4) A. chances B. openings C. o asions D. possibility (5) A. quite B. very C. much D. more (6) A. a few B. many C. thousand D. thousands (7) A. ski s B. new