请教04年10月的几个语法题

枯藤昏鸭

28：答案为什么选B？我认为是A哟

Paleoanthropologists examine fossil remains of extinct primates, while physical anthropologists concern with ethology study the behavior of primates in their natural settings.

10

为什么选择C？不是强调句型哟。

---- where the American craft movement seems to have flourished most vigorously, partly through its association with the Prairie School of Architecture.
    (A) Was the Midwest
    (B) The Midwest as
    (C) It was the Midwest
(D) The Midwest being!

beautywawa

麻烦下次多题请分开发帖提问,一来方便讨论解题,二来方便搜索查找功能,谢谢唷!!

【必读】语法区第一贴 －《语法区版规》提问格式说明

consonant

1，concern vt,影响到/使。。担心

                   be concerned with有关什么的内容

                  n所关心的事/担心，忧虑

                adj 关心的be concerned about

2,只能看成强调句，虽然没有that