John was _____ leaking information to a foreign company.
A、suspected of
B、suspicious of
C、doubted about
D、doubtful about
【正确答案】：A
【题目解析】：题干译文：约翰被怀疑向一家外国公司泄露信息。sb.be suspected of表示某人被怀疑做；sb.be suspicious of表示某人怀疑；sb.be doubtful about+wh-,表示对拿不定主意，后面常加以wh-开头的副词或代词引导的从句。doubted为doubt的过去式和过去分词。答案为A。
