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Rock samples taken from the remains of an asteroid about twice the size of the 6-nuke-wide asteroid that eradicated the dinosaurs has been dated to be 3.47 billion years old and thus is evidence of the earliest known asteroid impact on Earth.
A. has been dated to be 3.47 billion years old and thus is B. has been dated at 3.47 billion years old and thus C. have been dated to be 3.47billion years old and thus are D. have been dated as being 3.47 billion years old and thus E. have been dated at 3.47 billion years old and thus are 正确答案是E 我选的是C
In 1994 the white house named Dr RuthR. Faden chairperson of the federal advisory committee of experts they assigned to do a report on the history and ethics of the government’s radiation experiments on humans in the 1950’s and 1960’s .
A. they assigned to do B. to be assigned doing C. that was being assigned doing D. assigned for doing E. it assigned to do 正确答案是E 我的答案是B 为啥？？？？？？？？ From 1965 on, the region’s standard of living has soared, but also unemployment and prices,
A. but also B. and also C. but so have D. and so also E. but so did 正确答案是C 那But是为什么？？？？？？？ Even though Clovis points, spear points with longitudinal grooves chipped onto their faces, have been found all over north America,
they are named for the New Mexico site where they were first discovered in 1932.
A. Even though Clovis points, spear points with longitudinal grooves chipped onto their faces, have been found all over north America, they are named for the New Mexico site where they were first discovered in 1932. B. Although named for the New Mexico site where first discovered in 1932, Clovis points are spear points of longitudinal grooves chipped onto their faces and have been found all over north America . C. Named for the New Mexico site where they have been first discovered in 1932, Clovis points, spear points of longitudinal grooves chipped onto the faces, have been found all over north America . D. Spear points with longitudinal grooves that are chipped onto the faces ,Clovis points , even though named for the New Mexico site where first discovered in 1932, but were found all over north America . E. While Clovis points are spear points whose faces have longitudinal grooves chipped into them, they have been found all over north America, and named for the New Mexico site where they have been first discovered in 1932
正确答案是A 水给翻译一下啊 两个points ？？ | 
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发表于 2008-11-19 19:58:00
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