It goes________my principles to cheat in the exam.
A．for B．against
C．above D．beyond
________the new economical policy，he expanded his business and made more profits than before.
A．Benefiting from B．Benefited from
C．Having benefiting D．To benefit
As expected，the program is actually slowing down due to a________budget.
A．flexible B．complex
C．adequate D．tight
－Jeffery seems to go without proper food and sleep for days.
－Leave him alone.That's________he reacts to a lost love.
A．what B．how
C．why D．when
She________the opportunity，but unfortunately she just let it go.
A．should have taken B．must have taken
C．needn't have taken D．can't have taken
I don't remember who came first，but we all________the lecture.
A．attend B．attended
C．have attended D．are attending
