l saw a thief steal a woman is purse in the street .the police caught the thief ---a\ at the momentb\ at lastc\ at the endd\ at last

l saw a thief steal a woman is purse in the street .the police caught the thief ---a\ at the momentb\ at lastc\ at the endd\ at last
l saw a thief steal a woman is purse in the street .the police caught the thief ---
a\ at the moment
b\ at last
c\ at the end
d\ at last

l saw a thief steal a woman is purse in the street .the police caught the thief ---a\ at the momentb\ at lastc\ at the endd\ at last
选 at last
at last =in the end 最后,终于
我看见一个小偷在街上偷了一位女士的钱包.最后警察抓住了这个小偷.

l saw a thief steal a woman's purse in the street . the police caught the thief ---
a\ at the momentb\ at lastc\ at the endd\ at last
答案是A
警察当时就抓住了小偷。