Please_______(be) careful.空格填什么?

Please_______(be) careful.空格填什么? Please_______(not open)the door. would you please_______(say) it again? 英语翻译Please_______ _______ your father _______ _______ you can. please_______(not play)basketball in the street填空 please_______(尝试使用)different ways to solve the math problem 如图,点B在CA上,CD垂直CA,AE垂直CA,BD垂直BE,BD=BE.求证：CD+AE=CA. 如图,点B在CA上,CD垂直于CA ,AE垂直于CA ,BD垂直于BE ,BD=BE .求证：CD+AE=CA 三角形全等条件（AAS ASA)点b在ca上,cd⊥ca,ae⊥ca,bd⊥be,bd=be,求证cd+ae=ca Ca|| 将下列句子变成祈使句.1.Would you like to wait a moment?____ _____ a moment.2.Can I use your bike?Please_______ ______your bike.3.You'd better not smoke here._________ _______here.4.You must be careful with your handwriting.________ _______w He has five nice______(knife).They're________(they)._________(do)your English teacher______(have)a car?Yes.Please_______(give)the book to Mary.Sorry,l don't know______(she).Lily______(look)like Lucy.______(be)there a picture on the wall yesterday mor %BE%A8%B5%C4%D7%D4%CA%F6 为什么Mg,Ca,Sr无毒,而Be,Ba,Ra却有毒?Be、Ba不是重金属（密度 高分悬赏!如图,DC⊥CA,EA⊥CA,CD=AB,CB=AE,求证DB⊥BE如图,DC⊥CA,EA⊥CA,CD=AB,CB=AE,求证DB⊥BE! Could you please wash the clothes?（改为同意句Could you please_______ _________ __________? Please_______(把你的包从座位上拿开)so that I can sit down.翻译句子 May i ask you a few question 怎么回答 Sure.Please_______ _____.