—___________do you spell "watch"?
—W-A-T-C-H, watch.[ ]
A. Who
B. How
C. What
D. Where
答案:B
— Would you mind here?
—I'm sorry about that. I'll go somewhere else.
A.not to smoke
B.not smoking
C.no smoke
D.not smoke
挣值法中,进度偏差量>0时,表示进度提前;进度偏差量<0时,表示进度延误;若进度偏差量=0,表明进度按计划执行。