Question

—Johnson, would you like to marry Ann and love her all your life, _______ s

1.—Johnson, would you like to marry Ann and love her all your life, _______ she is young or old, or poor or rich?
—Yes, I do.
A. even if B. whether C. no matter D. however
答案：B
is often the case，he didn’t study hard and failed to pass the test．
A．What B．Which C．It D．As
答案：D
麻烦高手分析一下选这两个答案的原因和理由，谢谢！

Answer 1

1.B. whether ...or 在这儿作让步状语。翻译为“无论/不管...还是...”
2.D. As is often the case。“这是常有的事”，as 引导非限制性定语从句，可位于主句前，而which则不行