10 days to go!!!求救大侠们两道题~~急！！

toelicker

37. GWD31-37
In1994 the white house named Dr RuthR. Faden chairperson of the federal advisorycommittee of experts they assigned to do a report on the history andethics 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
E
it 是什么？ 句子的主干不是name sb. XXX么？ 怎么出来个assign？？





30. GWD-31-Q30The United Statespetroleum industry’s cost to meet environmental regulations is projected at tenpercent of the price per barrel of refined petroleum by the end of the decade

A.   The United States
petroleum industry’scost to meet environmental regulations is projected at ten percent of the priceper barrel of refined petroleum by the end of the decade.B.   It is estimated that by the end of the decade thecost to the United States
petroleum industry of meeting environmental regulations will be ten percent ofthe price per barrel of refined petroleum.C.   By the end of the decade, the United States
petroleum industry’s cost of meeting environmental regulations is projected atten percent of the price per barrel of refined petroleum.D.   To meet environmental regulations, the cost to theUnited States
petroleum industry is estimated at ten percent of the price per barrel ofrefined petroleum by the end of the decade.E.    The United States
petroleum industry’scost by the end of the decade to meet environmental regulations is estimated atten percent of the price per barrel of refined petroleum.B
求大侠们指导每个错误选项的错处~！！拜谢！！！


还有10天……要疯了……

toelicker

第二题贴得不好，再贴一遍，不好意思哈~~嘻嘻

30. GWD-31-Q30
The United States petroleum industry’s cost to meet environmental regulations is projected at ten percent of the price per barrel of refined petroleum by the end of the decade

A.    The United States petroleum industry’s cost to meet environmental regulations is projected at ten percent of the price per barrel of refined petroleum by the end of the decade.
B.    It is estimated that by the end of the decade the cost to the United States petroleum industry of meeting environmental regulations will be ten percent of the price per barrel of refined petroleum.
C.    By the end of the decade, the United States petroleum industry’s cost of meeting environmental regulations is projected at ten percent of the price per barrel of refined petroleum.
D.    To meet environmental regulations, the cost to the United States petroleum industry is estimated at ten percent of the price per barrel of refined petroleum by the end of the decade.
E.    The United States petroleum industry’s cost by the end of the decade to meet environmental regulations is estimated at ten percent of the price per barrel of refined petroleum.
B