试题题干
Jack wasn't saying anything,but the teacher smiled at him ( ) he had done something very clever.
参考答案
正确答案:
试题解析
as if——好像;in case——以防;while——然而;though——尽管。结合句意可以确定表示“好像”的as if最符合句意,故选A。
句意:杰克什么也没说,但老师对他笑了笑,好像他做了一件非常聪明的事似的。