偶是新人,今天做练习的时候有几道语法题有些问题,发上来希望大虾们帮帮偶:
1.Hiram Revel, the first Black member of the Unite States Senate, served as senator from Mississippi, an office _____ he was elected in 1897.
(a)which (b)in which.
(答案是B,为什么要加介词in?)
Serving as chief of the United States Children’s Bureau from 1921 to 1934, Grace Abbott A
fought for the rights of women and children thought the world.
B C D
(答案是D,A可不可以改成served as? served as与serving as之间有没有区别呢?)
3.Humus is formed during soil microorganisms decompose animal and plant material into
A B
elements usable by plants.
C D
(答案是A,应该怎么改?)
4. Ozone is an unstable, faintly bluish gas that is the most chemical active form of oxygen.
A B C D
(答案是D,是否应该改成chemistry? 为什么不能用chemical?)
5.For any adhesive to make a really strong bond , _______ to be glued must be absolutely clean and free from moisture or grease.
(a)the surfaces (b)surfaces that .
(答案是b,为什么不能选a?)
6. Over the past few year, many towns in the United States have been joining with
A B C
neighboring communities to share the costs of government.
D
(答案为A,C为什么不用被动时态?)
7.What makes for human skeleton hard and strong is the presence of the metallic element
A B C D
calcium.
(答案是A,应该怎么改?)
8.One of the most difficult problems in understanding sleep is determining what the
A B C
function of sleep is.
D
(答案是D,应该怎么改?)
9.Consist of 这个词组是不是一定要用被动时态?可以用作主动时态吗?
10. Of the thousands of varieties of bird species in North America, _______bright red plumage, like the cardinal, are most often designated as state bird.
(a) those that have
(b) which have
(答案为A,为什么不能选B呢?)
11.Marian Anderson, in addition to gaining fame as a concert soloist, also served as a
A B C
United States delegates to the United Nations.
D
(答案是D,应该怎么改正?)
12.Rice adapt better than other grain crops to areas with unfavorable saline, alkaline, or
A B C D
acid sulfate soil.
(答案是A,应该怎么改正?)
4.The Statue of Liberty is one of the most celebrating examples of repouse work, a
A
process of hammering metal inside a mold.
B C D
(答案为A,应该怎么改正?)
5.The hardness of mineral often gives a clue to its identity.
A B C D |