问题补充:
About 20 percent of the work done yesterday.
A. are
B. is
C. were
D. was
答案:
A. are
B. is
C. were
(答案→)D. was
解析:可联系答.案.网客服索取。
时间:2019-06-22 15:15:15
About 20 percent of the work done yesterday.
A. are
B. is
C. were
D. was
A. are
B. is
C. were
(答案→)D. was
解析:可联系答.案.网客服索取。