turned+a+deaf+ear+to

谭沸管4201什么叫系动词 -
关宇浅15745633638 ______ 系动词亦称连系动词(Link Verb),作为系动词,它本身有词义,但不能单独用作谓语,后边必须跟表语(亦称补语),构成系表结构说明主语的状况、性质、特征等情况. 说明: 有些系动词又是实义动词,该动词表达实义时,有词义,可单...

谭沸管4201He turned politician many years ago -
关宇浅15745633638 ______ He turned (to be a ) politician many years ago.多年前他成为了一名政治家.要么不省略,要么加上to be a

谭沸管4201如图所示,四边形ABCD中,∠A=∠C=90°,BF平分∠ABC,DE‖BF,判断DE平分∠ADC吗?并说明理由 -
关宇浅15745633638 ______ ∠ABF=∠FBC∠FBC+∠BFC=90°(直角三角形内角互余)因为BF平行于DE所以∠EDF=∠BFC,∠DEA=∠FBA经过对等的换算∠DEA+∠EDF=9...

谭沸管4201+is+a+pile+of+death+would+even+be+turned+to+dust.什么意思
关宇浅15745633638 ______ isapileofdeathwouldevenbeturnedtodust.[爱]是一堆死甚至会被化为尘土.p.s.:这句子有误……应该是[人]是一堆死甚至会被化为尘土.

谭沸管4201如图所示,E是正方形ABCD的边AB上的动点,EF⊥DE交BC于点F.(1)求证:△ADE∽△BEF;(2)设正方形的边长为4,AE=x,BF=y.当x取什么值时,y有最大值... -
关宇浅15745633638 ______[答案] (1)证明:∵ABCD是正方形, ∴∠DAE=∠FBE=90°. ∴∠ADE+∠DEA=90°. 又∵EF⊥DE,∴∠AED+∠FEB=90°, ∴∠ADE=∠FEB, ∴△ADE∽△BEF. (2)由(1)△ADE∽△BEF,AD=4,BE=4-x,得: y x= 4−x 4, 得:y= 1 4(-x2+4x)= 1 4[-(x-2)2+4]=-...

谭沸管4201急救:BIOS自检后,无法进系统! -
关宇浅15745633638 ______ 你进入BIOS设置, 在右侧选择Load Fail-safe Deafault ,然后在弹出的对话框里...

谭沸管4201一 become+adj造句 二 get +adj替换 三 turn+adj替换 一 jojn he army 造句 二 be a soldier替换 -
关宇浅15745633638 ______ 一 become+adj造句 Having lived in Shanghai for 9 months, the foreigner has already become used to our weather. 二 get +adj替换 Having lived in Shanghai for 9 months, the foreigner has already got used to our weather. 三 turn+adj He was an ...

谭沸管4201turn以及有关turn的词组,急
关宇浅15745633638 ______ turn KK: [] DJ: [] vt. 1. 使转动,使旋转 He turned his head and saw a figure approaching in the darkness. 他转过头,看见在黑暗中有个人影走过来. 2. 旋动,拧动 He turned the key in the lock. 他旋动插进锁里的钥匙. 3. 翻,翻转[(+over)] She ...

谭沸管4201MACD图中DIF,DEA是什么意思 -
关宇浅15745633638 ______ 看盘之MACD指标 1.白线为DIF——短期与长期移动平均线间的离差值. 2.黄线为DEA——平滑移动平均线. 3.红柱——表示正值. 4.绿柱——表示负值.(红柱放大上涨,绿柱放大下跌) DIF和DEA线的交叉(向上突破是金叉,向下突破是...

谭沸管4201这些题怎么做要过程,谢谢了,明天早上要交 -
关宇浅15745633638 ______ 6、解:连接A、E做辅助线,由多边形的内角和公式知,五边形ABCDE的内角和为:(n-2)x180°=3x180°=540°即∠A'+∠B+∠C+∠D+∠E'=540°而其中∠A'+∠E'=∠...