【单选题】Thank you for your invitation, but I’m afraid I won’t be able to accept.
【单选题】如图所示二级减压回路,各阀的调定压力值一般应满足();
【判断题】天气原因引起的航班延误,旅客餐宿费用自理。
【简答题】I won’t accept your _______ (邀请).
【判断题】在经停地,由于天气原因引起的航班延误,旅客餐宿费用自理。
【多选题】选出合适的表达,完成下面的回信。
A.
I’m unable to accept...
C.
I’m very pleased to accept...
F.
Please accept... Dear Mr. Brown, ___1___ very much for your invitation to your retirement(退休) party. Unfortunately, ___2___ your invitation because I will be out of the country that week. ____3__ that I won’t be present (出席)for such an important event. ___4___ my wishes for a long and happy retirement . Yours sincerely, Christina Stewart
【判断题】委托加工应税消费品物资收回后直接出售,应将受托方代缴的消费税计入委托加工物资成本。( )
【判断题】液体、半流体饮食品如植物油、鲜乳、酒或其他饮料,如用大桶或大罐盛装者,应先充分混匀后再采样。
【判断题】用第一类换元积分法求解不定积分 ,作换元 就可以求解出来