问题

He appears to be optimistic, but, ______, he is quite pessimistic

A:in particular
B:on one hand
C:for one thing
D:as a matter of fact

正确答案是：

同类题型

_____ your new job , Jim–Well, it is usually full of fun. But I have to keep busy.

When she woke up, she realized that the things she had dreamt about could not have happened

This experience caused him much _________suffering.[ ]

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