【单选题】跨境平台说法正确的是()。
A.
速卖通平台至2016.8.15起经营的卖家必须具有企业身份
C.
WISH是平台向卖家免费开放注册,对每笔交易收取10%的佣金
【单选题】--- Isn’t that Jessica’s brother over there? --- No, it _______ be him. I’m sure he doesn’t wear glasses.
B.
must not C won’t D may not
【判断题】食入微生物毒素引起食物中毒时,病原物不需要在人体中繁殖。()
【单选题】设A,B为随机事件,且P(AB)>0,则P(A〡AB)=
【单选题】设A,B为随机事件,P(AB)0,P(A|AB)=
【单选题】—Why is Maria so nervous? Because she doesn't know ________at the big party.
【单选题】—Look! Isn’t that Peter’s sister? —No, it ________ be her—I’m sure she doesn’t wear glasses.
【单选题】( )应该记录船舶发生的保安事件的详细情况。
【单选题】Angela told me a while ago that she couldn’t wear her______sweatshirt because it doesn’t go with anything else she has.
A.
green comfortable dark
B.
dark green comfortable
C.
comfortable dark green
D.
dark comfortable green
【单选题】( )应记录船舶发生的保安事件的详细情况。