分解因式a-ab2的结果是[ ]
A.a（1+b）（1-b）
B.a（1+b）2
C.a（1-b）2
D.（1-b）（1+b）
答案：A
The result was far beyond _____we had expected, ____brought great joy to every one of us.
A．that; which
B．than; that
C．what; what
D．what; which
肩宽
