Ants are one of nature’s most successful insects.
A.Good
B.Acceptable
C.Weak
D.Vague
第3题
Making public speeches gave me self-confidence socially, emotionally, and professionally.
A.Good
B.Acceptable
C.Weak
D.Vague
第4题
On their way to work, at work, and on the way home, residents of big cities must cope with a continuing barrage of noises.
A.Vague
B.Weak
C.Good
D.Acceptable
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