Cloze Assuming that a constant travel-time budget, geographic constraints and short-term infrastructure constraints persist as fundamental features of global mobility, what long-term results can one expect7 In high-income regions, 1 North America, our picture suggests that the share of traffic 2 sup plied by buses and automobiles will decline as high-speed transport rises sharply. In developing countries, we 3 the strongest increase to be in the shares first for buses and later for automobiles. Glob ally, these 4 in bus and automobile transport are partially offsetting. In all regions, the share of low-speed rail transport will probably continue its strongly 5 decline. We expect that throughout the period 1990—2050, the 6 North American will continue to de vote most of his or her 1. 1-hour travel-time 7 to automobile travel. The very large demand 8 air travel (or high-speed rail travel) that will be manifest in 2050 9 to only 12 minutes per person a day; a little time goes a long way in the air. In several developing regions, most travel 10 in 2050 will still be devoted to nonmotorized modes. Buses will persist 11 the primary form of motorized transportation in developing countries for decades. 12 important air travel becomes, buses, automobiles and 13 low-speed trains will surely go on serving vital functions. 14 of the super-rich al ready commute and shop in aircraft, but average people will continue to spend most of their travel time on the 15 .
work out与to或at连用,表示“(费用或时间)达到,总共达……”;leave out遗漏;run out用完;puts out熄灭。只有A符合句意。
10.
A.time
B.desire
C.agency
D.means
A B C D
A
第二段的第一句话的主句结构是:somebody will devote some time to something。由此可见空格处应填时间,故选time。
11.
A.to
B.as
C.with
D.over
A B C D
B
as the form of...是固定搭配,意思为“以……形式”,因此选as。
12.
A.Despite the fact
B.Whatever it is
C.No matter how
D.whether or not
A B C D
C
此处主从句是让步关系,no matter how,despite the fact,whatever it is都表达让步的关系,但只有no matter how在结构上与important搭配。
13.
A.plus
B.including
C.even
D.as well as
A B C D
C
even可以用在and之后,plus,including和as well as都不能与and重复使用。
14.
A.Few
B.All
C.None
D.Some
A B C D
D
Few和None为否定代词,不符合句意。All过于绝对化。只有Some符合语义要求。
15.
A.mountain
B.ground
C.sky
D.land
A B C D
B
“on the ______”与前一分句的“in aircraft”形成对立,可以推断出“地面交通”的意思,因此应选ground。land指陆地,针对海洋而言。
Color is very important to most animals for it helps them to get along in the world. Color 16 to make an animal difficult for its enemies to 17 . Many animals match their 18 so well that as long as they do not move no one is 19 to see them. You probably have often "jumped" a rabbit. If you 20 , you know how the rabbit sits perfectly still 21 you are just a few feet away. You 22 see the rabbit till it runs for its 23 matches very closely the place where it is 24 . Many times you may have walked past a rabbit 25 didn't run and you never knew it was there at all. One of the most usual color schemes that helps animals to keep 26 being seen, is a dark back and light underpants. If an animal is the same color all 27 , there is always a dark shadow along the animal's belly (腹部). 28 an enemy couldn't see the animal he could see this dark shadow. The shadow makes the animal 29 out to view. But if the belly is 30 than the rest of the animal, the shadow will not be noticed.