—What a mistake!

—Yes. I ______ he do it in another way, but without success.

A．was suggesting

B．have suggested

C．would suggest

D．had suggested

我国社会工作伦理标准的制定原则是( )。

A．简单与复杂相结合的原则

B．现实原则和发展原则相承

C．文化原则和政治原则互补

D．具体与抽象相结合的原则

E．本土原则和国际原则并重