英文 高中 約4年以前

請問淺綠色空格的那題 為什麼不能說take an own picnic?

see them is during the term-time. I've been twice in the school holidays and queue was long that I wasn't able to visit that part of the museum. You'll probably want something to eat while you're there. You can take own picnic and eat in the museum garden, or try one of the two museum cafes. ANSWERISI: youn Continue Wind BEBEL »

數學與統計 大學 約4年以前

機率 答案是0.3946求過程

6.45 At a train reservation counter, one man com- pletes his reservation with a mean time of 3 minutes. Service completion time is assumed to follow exponen- tial distribution. Out of the 5 customers in queue, what is the probability that at least 4 will complete their reservation within 3 minutes? t

英文 高中 5年以上以前

Q1:排隊的片語? Q2:這隊伍大排長龍，以至於心情鬱悶!（翻英文）