问题补充:
Johnson had made up his mind to give it up,but onsecond thought he determined to try third time.
A. /;a
B. /;/
C. a;a
D. the;a
答案:
(答案→)A. /;a
B. /;/
C. a;a
D. the;a
解析:本题考查冠词习惯用语和冠词的基本用法。on second thought意为“进一步考虑后;经再三考虑”;try a third time “a+序数词”表示“又一;再一”。