问题补充:
Mary is proud a record by running two laps this year.
A. to break
B. to have broken
C. breaking
D. having broken
答案:
A. to break
(答案→)B. to have broken
C. breaking
D. having broken
解析:试题分析:考查动词不定式的完成式
时间:2019-03-31 01:15:48
Mary is proud a record by running two laps this year.
A. to break
B. to have broken
C. breaking
D. having broken
A. to break
(答案→)B. to have broken
C. breaking
D. having broken
解析:试题分析:考查动词不定式的完成式