也找些SC题来讨论

1. The technique of "ping-ponging," which permits overdubbing of audio sound tracks, has not been used as much from the time of the advent of computer-based recording.

a. as much from the time of
b. as much since
c. as much as
d. much as after
e. much because of

2.The results of the company’s cost- cutting measures are evident in its profits, which increased five percent during the first three months of this year after it fell over the last two years.

A. which increased five percent during the first three months of this year after it fell
B. which had increased five percent during the first three months of this year after it had fallen
C. which have increased five percent during the first three months of this year after falling
D. with a five percent increase during the first three months of this year after falling
E. with a five percent increase during the first three months of this year after having fallen

3.Bob Wilber became Sidney Bechet’s student and protégé when he was nineteen and, for a few years in the 1940’s, came as close to being a carbon copy of the jazz virtuoso in performance as anyone has ever come.
(A) as anyone has ever come
(B) as anyone ever had been
(C) as anyone ever had done
(D) that anyone ever did
(E) that anyone ever came

请楼主写一下出处

1:E

2:C(不过不理解E有什么错？)

3:A

欢迎指正

     来自一个论坛，www.testmagic.com. 不过上面的很多题可能是抄大全的.

我的个人意见：1) B; 2) C; 第3题是大全181，答案A。

第一题，B/E我不清楚了， 似乎B更有道理

可是我总觉得as much看着不舒服，NN解释一下