形心公式有几个

很多鸡蛋.〈怎么翻译成英文呀!) 写出单词所缺的字母并写出中文意思.服装类：bl_ _se（ ）sw_ _ter ( ) p_tat_( ) c_rr_t( ) t_mat_( )p_tat_( ) c_rr_t( ) t_mat_( ) 这些是蔬菜类的还有 职业：s_ld_er（ ）m_nag_ _( ) m_ nag_ _( ) d_ncer( ) l_ _yer( ) c__ch( 澳大利亚历史,谁知道? (英语）补出单词所缺字母,并写出其中文意思. 请告诉我澳大利亚的历史?谢谢 我要找一个英语兼职翻译 一些观众翻译 成英文 填字母,补单词.并写出汉语意思. 补上单词所缺字母并写出中文意思even_ _aftern_ _morn_ _ _c_l_rbla_ __ _angem_pth_ _kqu_ _tr_l _r "by 急 by air 中间还要加什么吗 以My Best Way of Going to School为题写一篇英语作文,次数不少于六十 猜谜语 What has four legs and a back but can't walk? 英语作文Way of Going to School what has four legs and a back but can't walk 以“my best way of going to school”为题写一篇英语作文 what has four legs one back but can not walk? 以 My Best Way of Going to School为题的作文词数不少于60个,要写出那一种上学方式适合你,说明理由（三条以上）跪求!好的我再加一倍的分 用下面的汉字组成词语用现、特、情分别组5个词 we went to shanghai by air的同义句 what has four legs and one back but can 't walk?(什么东西有四条腿一个背却不会走路?)用英语回答用英语来回答 请你根据以下提示,以My best way of Going to school为题写一篇英语短文提示：哪一种交通方式最适合你?为什么?充分说明理由（至少三条）. 填汉字,组成词语.（1)藤__翠竹(2）长__卧波（3)飞__流泉（4）古__美观 He went to Beijing by air.(同义句) He_____ _____Beijing. 猜谜What has legs,but can't walk?what has arms and legs,butcan't move?还有what has no arms,no legs,and still does from place to place? Let's travel by air,shall we?(改为同义句） She sometimes goes there by air的同义句 some of the boys began to ______(say)"GOOD MORNING" 补全对话（英语） A：Good morning,doctorB:Good morning.1_______________,boy?A:My left foot hurts.B:2._____________?A:Not too much pain .But it make me sad .B:OK.Let meat your foot.A:3.___________?B:Nothing serious .Well,take these pills.A:4__ Good morning.Are you the____to get to school good,and,morning,boys,girls怎么连词成句 good morning boys and girls 怎么标上符号?