航空服务专业的假期作业

A:B:I usually watch TV on weekends. Is there any a____ in getting there early? 在摩尔根做的果蝇实验中如果与红眼雌果蝇杂交的白眼雄果蝇的y染色体上也有白眼基因w,结果会怎么样 一只雌鼠的一条染色体上某基因发生了突变,使野生型性状变为突变型性状.该雌果蝇与野生型雄果蝇杂交,F1的雌雄中均既有野生型,又有突变型.由此可以推断该雌鼠的突变基因为? 摩尔根通过将红眼雌果蝇和白眼雄果蝇的杂交实验怎么证明基因位于染色体上 如何下载星星上的花 花星星的两道题, leave A for B和leave for 学校里种的这种紫色的小花是什么花 leave his work at the 括号中的内容在句中充当什么成分His dream is (to become a scientist) His wish is to become a pilot.例如这样回答;You have your own plate of food. You主语 have谓语 your own plate of food宾语 翻译:你有自己的菜碟. He usually ______ TV on weekends.(watch) I usually watch TV on weekends.的问句用英语怎么说 书面信用书面形式和别人交流的()()()()应用文.书信格式包括五个部分：（）（）（）（）（）.急 书信是一种什么样的应用文啊? 应用文的种类很多比如感谢他人的书信、称为什么】、 He helped me finish the work（改为同义句）.（ ）（ )help,I finish the work. What do they do everday?(read books) What____(ism are)they doing now?They're___(read,reading)books.选词填空 what are the books they are here.改 work done by a variable forceIn a one-dimensional situation,a force given by F(x) = (2.2 − 0.61x2) N acts over a displacement from x = 0 m to x = 0.12 m.What work does the force perform?\x05 A spring,compressed 0.31 m from its equilibrium posit work done to the system和work done by the system的区别 例：清风徐徐 明月（ ）（ ）\(≥▽≤)/~ Well,I'd just like to say that I'm very angry with you . I was very with John-he just( )when I spoke to hiI was very with John-he just( )when I spoke to him.这道题选什么 书信----应用文 （）-----牲畜 老鹰-------（） 解梦,梦到动物.我梦见一只猴子蹲在我肩膀上,还梦见大熊猫在地上,什么情况,高人解哈子... 周公解梦梦见跟动物打架是干什么的 写信注意我知道写信要写请（ ）.（ ）.（ ）.（ ）.（ ）这五个方面的内容.快只限1天 26.Tom is the only one of the stall...26.Tom is the only one of the stall members who ______ to be promoted.a.is going b.are going c.has been going d.have been going 很像星星的花叫什么名字