2.seven dollars are saved that would have been spent on extinguishing这里的that是什么用法?主语从句?
6.a colleague of his had managed to win a patent for one of Kirchhoff's laws, an observation about electric current first made in 1845 and now included in virtually every textbook of elementary physics. 省略be动词时,时态不一致可以省略么?比如说这里省略was (made)后面省略is included
8.The Supreme Court has ruled that public universities can collect student activity fees even with students' objections to particular activities, so long as the groups they give money to will be chosen without regard to their views. • A
with students' objections to particular activities, so long as the groups they give money to will be 分析A选项 • B
if they have objections to particular activities and the groups that are given the money are 分析B选项 • C
if they object to particular activities, but the groups that the money is given to have to be 分析C选项 • D
from students who object to particular activities, so long as the groups given money are 分析D选项 • E
though students have an objection to particular activities, but the groups that are given the money be 分析E选项 正确答案:D 这题解释说语法上they的指代是最近的复数名词,这个说法对么?
11. ,and thus doing中,thus副词,所以thus前必须要加上and么
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