[問題]GWD31- Q30

[dibert8]

at 所修飾的主詞應該是 cost 沒錯.
不過 "at + 度量衡",在這一句好像不恰當,應該用 to be.

[pleasela]

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.

這題老莫上課大概只講了5秒吧...
他說: by the end of the decade 到了嗎?
還沒啊..所以要用未來式
除了B有未來式...其它的都錯
給大家參考吧~