2010-5-10 16:58:42 天天向上
1)In their designs the S. always sought ___ to a problem,.....
A.the sipmlest solution
B.the solution of simplest
C.the solution that simplification
D.which solution simplest
2)The poet MM spent several years ___ school in CP.
D. and to teach
3)When the US C authorized a postal service in 1789, ___ 75 local offices.
A.the nation having
B.has the nation
C.the nation had
D.for the nation to have
4)___ places on the Earth where plant and animal life has not been affected by the activities of
C.There are few
5)___ nerve pathways connect the eye directly to the pineal gland, that gland is extremely sensitive
6)Chrom...s vary in size and shape and usually ___ in pairs.
7)SL became the first VS woman ___ abroad the RM space station.
8)The gravitational attractive of a black hole is extremely intense, but it would be no stronger ___ of a normal star of the same mass.
C.than it is
9)____ basically hunting animals and as such are physiologically adapted to going for long periods
without food or water.
C.There are dogs
10)In filmmaking, ___ the segments of a film are presented can be varied to creat drastically
different dramatic effects.
A.the order which in
B.the order in which
C.in the order which
D.in which the order
11)Perhaps even more important than the accuracy and realibility of a m...cal instrument ___.
A.that positioning it is correct
B.is positioned correctly
C.that its correct position
D.is that it be positioned correctly
12)The DP began to assume its modern form during the intense political conflict __ US citizens
after the war of 1892.
C.that divided it
D.that it divided
13)____ Earth's crust averages only 004 grams of the gold per ton, .........."?
14)In the process of v...,rubber is combined with sulfur, make it ___ to heat and cold.
15)The presence in the US during the second world war of ___ European su... was decisive in the development of AE.
16. Lake Michigan is the third (large) of the American Great Lakes and (the only) one (lying) wholly (within) the United States