若则
(1)求f(x)
(2)
暂无解析
Thosewho’dliketovisittheexhibition________(sign)yournameshere.
Seniormembersofthestaffcompetedeagerly________thepositionofsalesmanagerinthecompany.
某人向同一目标独立重复射击,每次射击命中目标的概率为p(0<p<1),则此人第4次射击恰好第2次命中目标的概率为()
Theterriblenoiseis______memad.
SinceWilliamhadbeenseriouslyillforseveralmonths,hisparentswereworriedabout________toreturntoschoolfull-time.