问题补充:
He studied hard and pass the examination .
A. could able to
B. could
C. was able to
D. ought
答案:
A. could able to
B. could
(答案→)C. was able to
D. ought
解析:be able to 含有“经过努力而完成某一动作”的意思,相当于 manage to do 或 succeed in doing,而 can 只“单纯地表示能力或可能”。
时间:2019-07-03 08:40:04
He studied hard and pass the examination .
A. could able to
B. could
C. was able to
D. ought
A. could able to
B. could
(答案→)C. was able to
D. ought
解析:be able to 含有“经过努力而完成某一动作”的意思,相当于 manage to do 或 succeed in doing,而 can 只“单纯地表示能力或可能”。