They have know each other for 10 years.同意句

They have know each other for 10 years.同意句 The have know each other ____2001. They have know each other for 10 years.同意句 Jack and Susan______(know)each other since they were children,so nobody is surpised tohear they were married.A.had know B.have know they know each other还是others,为什么 They get to know each other once they have lunch together by chance.这么说可以吗有个不解:为什么要用WILL GET TO KNOW呢? They each ___(have)a black pen. known,how long,have they,each other They each _____(have) a new bike. They each have dollars2同义句 they each have a backpack同义句 They have( )art festival( )each year. each of them has they each have 为什么? They each have a share.each表示什么成份啊? they (know)each other since they (begin) to work in that factry.请问正确时态是什么呢?1.knew.began.2.have known.began.3.had konwn.began. Jack and Jane _ each other since they were children,so nobody was surpised to hear they were married.A.had know B.have know C.were known D.knew they know waht each other are doingthey each know waht other is doing；they know what each is doingthey know waht they each are doing、这四句哪句是对的.解释说明错在那里 Know that we'll still have each other they each have a new dictionary.为什么时候不是they each has.