首页
登录
职称英语
DDT, the most powerful pesticide the world had ever known, exposednature’s
DDT, the most powerful pesticide the world had ever known, exposednature’s
游客
2023-12-13
38
管理
问题
DDT, the most powerful pesticide the world had ever known, exposed
nature’s vulnerability. Unlike most pesticides, which effectiveness is limited (1)______
to destroy one or two types of insects, DDT was capable of killing hun- (2)______
dreds of different kinds at once. Developed in 1939, it first distinguished
itself during World War II, cleaning South Pacific islands of malaria- (3)______
caused insects for U.S. troops, while in Europe being used as an effective (4)______
de-lousing powder. Its inventor was awarded by the Nobel Prize. (5)______
When DDT became available for civilian use in 1945, there were only
a few people who expressed the second thoughts about this new miracle (6)______
compound. One was nature writer Edwin Way Teale, who warned, "A spray
as discriminate as DDT can upset the economy of nature as much as a revo- (7)______
lution upsets social economy. Ninety percent of all insects are good, but if (8)______
they are killed, things go out of kilter right away." Another was Rachel Car
son, who wrote to the Reader’s Digest to propose an article about series of (9)______
tests on DDT being conducted not far from which she lived in Maryland. (10)______
The magazine rejected the idea. [br] (10)
选项
答案
which — where
解析
10。通常来说介词后面跟名词或代词,很少跟另一个介词连用,但from这个介词很特殊,它后面可以接另一个介词表具体方位,如:He drew a 100-yuan note from under the pillow.Visitors see the painting from behind a plate glass window.因此这句话里不能使用which,而只能用表方位的副词where。
转载请注明原文地址:https://tihaiku.com/zcyy/3269669.html
相关试题推荐
[originaltext]OneofthemostpowerfultoolseverdevelopedistheP.C.,the
[originaltext]TwopowerfulcarbombshaveexplodedinacrowdedpartofSan
[originaltext](6)Apowerfulexplosionatapetrolstationinthecenterofth
WhichofthefollowingisNOTamongthecriteriaofthe100mostpowerfulwomen
WhichofthefollowingisNOTamongthecriteriaofthe100mostpowerfulwomen
Povertyexistsbecauseoursocietyisanunequalone,andtherearepowerful
Povertyexistsbecauseoursocietyisanunequalone,andtherearepowerful
Povertyexistsbecauseoursocietyisanunequalone,andtherearepowerful
Povertyexistsbecauseoursocietyisanunequalone,andtherearepowerful
Povertyexistsbecauseoursocietyisanunequalone,andtherearepowerful
随机试题
X,81,73,71,98,73,64WhatisthevalueofXintheabovelistof7numbers?(1
Therearemany【B1】______aboutthebeginningofdramainancientGreece.The
Noisepollutionisnotanecessarypricetopayforlivinginanindustrial
A. B. C. D.
女性,29岁,因风湿性心脏病行二尖瓣瓣膜置换。术后服用法华林,对其健康教育最重要
成功的项目团队的特点不包括()。A.团队的目标明确,成员清楚自己的工作对目标
公司盈利水平高低及( )是股东权益的基本决定因素,盈利水平高的绩优股和未来盈利
表中最冷月与最暖月温差在20度以上的城市有多少个? A.2B.3C.
当今社会,坐车逃票、论文抄袭、伪造个人信息等现象屡见不鲜。过去,人们以道德号召、
一空调机组承担某建筑物特定区域的空气温、湿度调节,图15-3为其监控系统图。
最新回复
(
0
)