1、—Hello, Joan. — Kate. Glad to see you. A．Hi B．Hello C．Good morning D．How do you do为什么是B不是AHello, Joan. —_____ Kate. Glad to see you.

1、—Hello, Joan. — Kate. Glad to see you. A．Hi B．Hello C．Good morning D．How do you do为什么是B不是AHello, Joan. —_____ Kate. Glad to see you. Joan Joan rarely——to do what her parents have askedA did Joan fail B has Joan failed C Joan failed D had Joan fail选B为什么用现在完成时,不用过去式或过去完成式 Joan want to go back three dayJoan want to go back ————three dayafter 还是 in —Joan,you are late—Sorry,I ____ next time.A.don’t B.won’t C.am not ——Hello!Who's ( ) speaking?-----Hello!( ) is Gao Shan sperking.填代词 急. 9. NaAc固体加到HAc溶液中去,将使HAc的[ 1分] A.Kaθ变大B.Kaθ变小C.电离度增大D.电离度减小E.HAc—的水 NaAc固体加到HAc溶液中去,将使HAc的[ 1分] A.Kaθ变大B.Kaθ变小C.电离度增大D.电离度减小E.HAc—的水? joan the 已知向量a,b,命题：1、由b=ka得出a,b共线2、由a‖b得出b=ka 3、若a,b不共线,则一定不存在k使得b=ka,其中真命题的个数为————— 补全对话 A：Hello,1____ B:This is Marry speaking.2____A:Oh,Marry,this is Joan speaking.Can you hear me clearly?B:Sure,3____?A:I am standing on the Great Wall of China.B:Really?A:We are having a school trip and we are enjoying ourselves.B:4____?A HELLO Hello hello, Hello hello Hello