【单选题】Some students still use mobile phones in class ________ what the result will be. [ ]
【单选题】13 The major reason why a project manager would use written instead of oral communication is:
【简答题】肥皂泡半径为 r ,表面张力为 σ ,则肥皂泡内外压力差为 (1) 。
【单选题】---May I use your computer, Mr Black? -I will use my ipad instead
【单选题】--May I use your computer, Mr. Black? --______. I will use my smartphone instead.
【单选题】95 The major reason why a project manager would use written instead of oral communication is:
【单选题】Which power verb can I use instead of "did"?
【单选题】—May I use your computer,Mr. Black? —___. I will use my iPad instead.