Question

He knows several languages, ______, he knows English and Japanese

1. A.
   such as
2. B.
   for example
3. C.
   that is
4. D.
   for an example

Answer 1

B
试题分析：句意：他懂得好几种语言，比如他懂得英语和日语。such as 例如，不用逗号；that is也就是说。for an example不表例如，例如也可以用take…for example。故选B。
考点：考查同义短语辨析。