该做
should do
ought to do
are to do
be supposed to do
behove
must do
have to do
不该做
be supposed not to do ...
ought not do
shouldn't
mustn't
needn't
该做
should do
ought to do
are to do
be supposed to do
behove
must do
have to do
不该做
be supposed not to do ...
ought not do
shouldn't
mustn't
needn't
最新问答: cos45°是多少 一道英语单选题:The medicine has a strong side ________ on our healt 抛物线y=ax^2-6ax+5a交x轴于A,B两点(点A在点B的左侧).. 1.两个实心球的质量比为2:5,体积比为3:4,那么它们的密度比为多少 please、pleasure、pleasant等词如何区分 修改病句:1.一个记者采访一位长寿老人:“老大爷您今年多大了.” 17度40分除以3等于___度___分___秒; 你有问题要问吗?如何翻译为英语?拜托了各位 谢谢 You would better eat playing games.(同义句) The chicken on the plate_____very nice It's summer in English .其中A.It's b.summer c.English 改错 氢氧化钙溶液与氯化钙溶液为什么会生产氢氧化钙 求y=2x平方+4x-7/x平方+2x+3值域 They are bound to find it out.的被动形式 二氧化氮和氢氧化钙反应的化学式 二氧化硫和NAOH反应的也写 一只动物没有腿,没有脚,但它有一长大嘴巴,它是谁 用16元买了60分、80分的两种邮票共22枚,60分与80分的邮票各买了多少枚?(用二元一次方程解) 以亲子阅读为题材的 家长作文字数不限 i'll try my best to light it lit bt lit. 为什么四氢呋喃起火用水灭火无效?