中国大学MOOC: WritingTask 1Answer the questions based on the following memo.MemoTo:AllemployeesFrom:JohnSmith,AdministrationOffice,ManagerDate:July14,2014Subject:FitnessCenterTheboardofdirectorsapprovedtheideaforanewfitnesscenteratthemeetingyesterday.Workonthefitnesscenterwillbeginrightnowandshouldbecompletedwithin90 days. Anemployeerepresentativefromthemarketingdepartmentwillbeappointedtogatherviewsonfurnishingsandequipmentforthefitnesscenter.Therepresentativewillcontactyousoonandyoursuggestionswillbegreatlyappreciated.33、Who is John Smith?

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公告：维护QQ群：833371870，欢迎加入！

2021-04-14 问题

中国大学MOOC: WritingTask 1Answer the questions based on the following memo.MemoTo:AllemployeesFrom:JohnSmith,AdministrationOffice,ManagerDate:July14,2014Subject:FitnessCenterTheboardofdirectorsapprovedtheideaforanewfitnesscenteratthemeetingyesterday.Workonthefitnesscenterwillbeginrightnowandshouldbecompletedwithin90 days. Anemployeerepresentativefromthemarketingdepartmentwillbeappointedtogatherviewsonfurnishingsandequipmentforthefitnesscenter.Therepresentativewillcontactyousoonandyoursuggestionswillbegreatlyappreciated.33、Who is John Smith?

2022-06-18 问题

90%×90%×90%×90%×90%＝?

有这样一道数学题：“90%×90%×90%×90%×90%=... ( )

中国大学MOOC: 有这样一道数学题：“90%×90%×90%×90%×90%=... ( )

已知-90°＜α＜90°，-90°＜β＜90°，求α-β2的范围．

IR序列的角度编排（） A: 180°、90°、180° B: 90°、180°、180° C: 180°、90°、90° D: 90°、180°、90° E: 180°、180°、90°

憎水材料的湿润角（） A: ≥90° B: >90° C: ≤90° D: <90°

正常成人的血压 A: 150—90/90—60mmHg B: 120—90/90—60mmHg C: 120—90/80—60mmHg D: 140—90/85—60mmHg

亲水性材料的润湿角应该（）。 A: ＞90° B: ＜90° C: =90° D: ≤90°

憎水性材料的湿润角应该（） A: ＞90° B: ＜90° C: ≥90° D: ≤90°