【题目】To begin with, I was____of his promise, but I was soon convinced by his practical actions.
A. calm B. fierce C. sceptical D. patient
在线课程【答案】C
【解析】
考查形容词。A. calm冷静的；B. fierce凶猛的；C. sceptical怀疑的；D. patient耐心的。句意：首先，我怀疑他的承诺，但我很快就被他的实际行动说服了。be sceptical of对---怀疑，故选C。