翻译: The twin brothers are similar in that they both like swimming.
选择:1、Our English teacher told us to find out ____the differences between American English and British English lie.
A。where B.how C,what D .which
2、—I'II ask the teacher about the attributive clause.I'm very puzzled about it.
—That's just ___ most of our classmates have doubt.
A.what B. why C.where D. how