21. What has caused the wild animals to become endangered?p sncee mid-19th century A. Global warming. B. International trade. C. Environmental pollution. D. The invasion.JI mankind.22. Which is mentioned as the reason for the decline of European minks? A. The loss of their natural food...
【分析】not until表示“直到……才”,当其位于句首时,主句采取部分倒装。部分倒装的结构是:not until+从句/时间+助动词/情态动词+主语+谓语的其他成分+其他。根据句意:直到十九世纪早期,人们才知道热量是什么。故选D。【解答】⑤【点评】部分倒装:将谓语的一部分(即情态动词、系动词或助动词)提到主语前的...
Green tech refers to a type of technology that is considered environmentally friendly based on its production process or itssupply chain. Green tech—an abbreviation of "green technology"—can also refer toclean energy production, the use of alternative fuels, and technologies that are less harmful...
During the 19th century, the development of technology and the growth of international trade created stronger ties among countries, a process that accelerated into theGreat Depressionand World War II. After 50 years of the Cold War, the late 20th and early 21st centuries have seen a renewed glo...
words, especially from Latin and Greek, throughout the Renaissance(文艺复兴).Despite some differences in vocabulary, the written material from the early 17th century, such as the works of William Shakespeare and the King James Bible(英王詹姆士钦定版《圣经》), is considered to be in Modern ...
这是一个not…until句型引导的时间状语从句的倒装句,当not until放在句首时,使用半倒装语序。原句语序为Man didn’t know what heat is until the early years of the 19th century,倒装句中将not已经提前,所以剩下man did know,半倒装语序再将助动词提前,就变成了did man know,故选B。【点睛】hardly,in ...
Harry Potter: The End Is Here What a lot of commotion over a book. Not since 19th-century New Yorkers anxiously crowded the Manhattan docks to be the first to discover the serialized fate of Dickens’s Little Nell have people gotten so excited about fiction. For weeks now, the rumors ...
97. The 19th-century model supposedly does not work because A. there were many other factors beyond one''s control. B. it has worked unsatisfactorily most of the time. C. the comparison of free will to a dam is groundless. D. what one wishes to do should be considered carefully. ...
What is Modern Ethiopia?: Reconciling Ethiopia S 19th Century with the 21st CenturyDespite its present ethnic federalism, Ethiopian history has been marked by provincial or cultural identities, which 20th century notions of identity have obscuSocial Science Electronic Publishing...
2Not until the early years of the 19thcentury what heat is. A. man did know B. man knew C. didn’t can man D. did man know 3. Notuntil the early years of the 19th century ___ what heat is. A. man did know B. man knew C. didn’t man know D. did man know 4Not ...