The ancient Anasazi harvested such native desert vegetation as the purple-flowered bee plant, what they now commonly call wild spinach in northern Arizona and other parts of the southwestern United States.
If current trends continue, by the year 2010 carbon emissions in the United States will soar to a level more than one-third higher than were those in 1990, according to official projections. A.will soar to a level more than one-third higher than were those
B.will soar to a level more than one-third higher than that
C.would soar to a level more than one-third higher than is was
D.would soar to a level more than one-third higher than those
E.would soar to a level more than one-third higher than they were 答案是B,但是B中的that应该用those替代啊,是carbon emissions 是复数呀~~
Q2. GWD1-Q30:(原CD1-30) The ancient Anasazi harvested such native desert vegetation as the purple-flowered bee plant, what they now commonly call wild spinach in northern Arizona and other parts of the southwestern United States.
A. what they now commonly call B. a plant that they now commonly call C. now commonly called D. and is mow commonly called E. which it is now commonly called 再加一题,A中哪里错了呢?