角BDE在一条直线上角ABC等于90°角EBC等于18°BF平分角ABD求角ABF的度数

天文学家是科学家吗 科学家和天文学家是学文还是学理出身的 how will you go to shenzhen next friday?we'll take ----train there A a B an C the eat为什么现在进行时不双写?为什么,他不也是重闭音节吗? eat的现在进行时 At first,they hated each other,but they---- ---- ---- ----(最后成了夫妻） They ___each other at first sight ,and they ____each other ever snice用 fall in love with 和be in love with . ____(fast) you walk,____(soon) you will reach there I will go there (soon)对括号提问用how soon还是when? 几道找规律的题 1,7,17,33,57,90,（ ）.A．123 B．133 C．142 D．1473,5,7,8,9,（ ）.A．10 B．11 C．12 D．131／4,1／3,1,5,（ ）.A．9 B．10 C．15 D．36 （1） 0 ,1 ,3 ,8 ,21 ,（ ） ,144（2） 0 ,1 ,4 ,15 ,56 ,（ ） 找规律,回答 they hated each other,but they ended up ____ (be) good friends. They first met each other ten years ago and they __good friends ever since.A had been B have made C had made D have remained为什么? 找规律 how long will you（）there A.go to B.be C.lived ```（急啊```,谢拉）观察下列单项式：-x,3x2,-5x3,7x4 ,-9x5 ……（1）写出第K个单项式：_______________（2）写出第2001个单项式：____________(以上题目中x后的数字,如2、3、4、5,均为此单项式的次数） There are fifty-six students in our class.Twenty-eight will join in the party.（同义句）_____ _____ _____ _____ in our class will join in the party. 写出带“而”字的成语5个 用我给的字写出五条四字成语.（不能用另外的字）一、一、十、十、百、百、千、千、万、万、发、中、山、水、家、户、丝、毫、全、美. 文艺复兴时期英国的医学家、思想家、科学家,德国的天文学家,波兰的天文学家都有谁? They argued with each other at school today的同义句 They argued with each other at school today.同义句they ()()()at school today 写景作文,优美500字以上 在一次活动课上,老师带领同学们去测量一条两岸平行的河流的宽度在一次数学活动课上,老师带领同学们去测一条两岸平行的河流的宽度.如图所示,在河岸的一边有两棵相距80米的数C、D,某同 争当热爱祖国 理想远大的好少年ji 1.争当热爱祖国、理想远大的好少年 欧洲人的英文? 欧洲人是不是都讲英语? 在夜晚,我们看到的星星大都是什么星? 英语翻译My family and I were enjoying our Christmas Eve dinner when the new of the outbreak of the war came over on the radio. It"s a great movie for the whole family翻译