单选题
I think they are quite
confident
in their conclusion.
A. certain
B. worried
C. suspicious
D. doubtful
A
B
C
D
【正确答案】
A
【答案解析】
[解析] 本题是对形容词的考查。题干划线词confident意为“自信的,确信的”,certain意为“确定的”,worried意为“焦虑的,担心的”,suspicious意为“怀疑的”,doubtful意为“怀疑的”,所以正确答案为A。
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