A. why B. what C. how D. which
单项选择题Sam ()some knowledge of the computer just by watching others working on it.
A. brought up B. looked up C. picked up D. set up
单项选择题I have a lot of readings () before the end of this term.
A. completing B. to complete C. completed D. being completed
单项选择题I()have watched that movie--it'll give me horrible dreams.
A. shouldn' t B. needn' t C. couldn't D. mustn't
单项选择题—Do you think you could do without help —().This is not the first time for me.
A. Take care B. Hurry up C. Not exactly D. Don't worry
单项选择题新课程改革中提出的课程“三维目标”是( )。