一、单项选择（每题1分）
( ) 1.---I think it’s________ for us to work out the plan in just two days. It’s too difficult.
-----You’re right. We can’t be _______ careful and hard while working on it.
A. possible;so B. possible;very C. impossible; too D. impossible; more
( ) 2. I will recommend Daniel_______ our monitor because he never _________ at all times.
A. to be;gives out B. as;gives up C. to be;gives in D. as;gives away
( ) 3. ----Which would you
