Q2:

Neither First Lady Eleanor Roosevelt nor Secretary of Labor Frances Perkins sought recognition by the press, and both cautiously allowed others of the Roosevelt brain trust to take credit for the genesis of historic programs in public employment, relief, and social security that were in large measure what they had been responsible for.

1. to take credit for the genesis of historic programs in public employment, relief, and social security that were in large measure what they had been responsible for

2. to take credit for the genesis of historic programs in public employment, relief, and social security for which the two women were in large measure responsible

3. taking credit for the genesis of historic programs in public employment, relief, and social security for which the two women were in large measure responsible

4. taking credit for the genesis of historic programs in public employment, relief, and social security that were in large measure what they were responsible for

5. taking credit for the genesis of historic programs in public employment, relief, and social security which were largely their responsibility

答案：b

a为什么不对呢？

allow...to do, so A/B;

they in A is ambiguous and the structure is awkward; so B.

不过我不理解the brain trust中trust什么意思？

A中的THAT WERE多余!

THAT BE一般为错!