【简答题】杆受力如图所示,已知F1 =20kN,F2 =30kN, F3 =30kN。计算AB段轴力为( )KN,BC段轴力为( )KN,CD段轴力为( )KN,DE段轴力为( )KN,
【简答题】Task 3 Where does the girl want to go now?
【简答题】听下面的对话,回答1-2题。 1. Where does the girl come from? [ ] A. America. B. England. C. Chinese. 2. Does Li Lei like Beijing duck? [ ] A. Yes, he does. B. Yes, she does. C. No, he doesn't.
【单选题】每逢下雨。街道和人行道就变湿。 如果上述论断是正确的,则下面哪个也一定是正确的? Ⅰ.如果街道和人行道都是湿的,那么正在下雨。 Ⅱ.如果街道湿了,但人行道没湿,那么没下雨。 Ⅲ.如果没下雨,那么街道和人行道都不会湿。
【单选题】Where does the girl want to go?
【单选题】应付票据到期,如企业无力支付票款,按应付票据的账面余额借记“应付票据”账户,贷记()账户。
【多选题】中国画按创作主体不同的身份特征可以分为哪几类?
【单选题】Where does the girl probably live now?
【简答题】Where does the girl want to go now?