在线提问作业

when and where have meeting___yet.havenot decidedhasnot decidedisnot decided为什么用IS呢?是被动么?yet 一般要用什么时态? When and where to go for the holiday_____yet. A.have not been decided B.has not been decided请问选什么?为什么 When and where to hold the meeting _ still unknown to us.A.are B.were C.is D.wasWhen and where to hold the meeting _ still unknown to us.A.are B.were C.is D.was为什么是C a. Where and when to have the party _____ not been decided yet. b. What I say and think _____ nothing to do with you. A. is B. has C. are D. have为什么都选B,不是都选A? 晓明从一个甜瓜里共取出50粒发育完全的种子,请问在该瓜发育前,至少有几粒花粉落在了该花雌蕊的柱头上? we ,at,it,in,shall,the,look,pets造句 疑问句急用 用LOOK AT造句怎么说?要求造的是短句 蜜桃花粉受到黄桃雌蕊柱头果实怎么样 生物判断题：判断：对于自花传粉的植物来说,如果没有花丝,花粉就不能落在雌蕊的柱头上 苏轼在《水调歌头·中秋》中表达哪些情感,体现出了苏轼怎样的人生态度?需要在试卷上写的答案 英语翻译急忙! we have our school sports meeting once a term （once提问）___ ____ ___ do you have your school sports meeting a term? They have a sports meeting every term.用next term改写 we have our school sports meeting once a term根据once提问,Why don't you surf the Internet同义句 We have two English tests____this term and we have one___next monthA./;/ B.in;in C.in;/ D./;in 改错：We have sport meeting once a year____________改错：We have sport meeting once a year______________ 照（）画（）.2题,（）头（）尾.填动物名称,补充成语 请填关于动物的成语---（ ）头（ ）尾 “I have an important meeting to have I have to ______ Shanghai because I have an important meeting there. 造句什么的太阳像什么 用英语造句关于太阳的一定要和太阳有关 夜来香生物论文求一篇关于夜来香的生物论文不是作文 当你仰望星空,为美丽的星星惊叹的时候,你想到了什么?你想到宇宙的奥秘?今晚就要,快好的话追加50当你仰望星空,为美丽的星星惊叹的时候,你想到了什么?你想到了宇宙的奥秘?你想到了美丽 牵牛花开了,好像------- 当你仰望星空,你会想到什么 先想象.在联想续写~牵牛花开了,好像-------当你仰望星空,你会想到什么 当你仰望星空,对眨眼的星星你有什么感想?如题 仰望星空,你想对星星说什么 look at怎么造句 Look at the blackboard.改为否定句（ ）（ ）look at the blackboard 用 look at 造句 夜来香是什么?