Mr .Black is older then Mr Green.这句话那里错了?

Mr .Black is older then Mr Green.这句话那里错了? Mr Black is not my____teacher is mr.black. Mr Black is a teacher. 英语翻译What is Mr Black? The brown T-shirt is（ Mr.Black's).(对括号提问 Mr Black isn't here now .He is at a m in the next meeting room You can't see Mr.Black at the moment;he is still on v__________ in China. 填空 mr black is .mrs black is putting ...... Mr.Black is very yellow one Mr Black is Mike's u______ Mr Black is an English teacher .（改成同义句）Mr Black is _____teacher_____ _____. Where is your father?At A Mr Black's B Mr Black C the Mr Black's D the Mr Black mr black is from the uk. 改为同义句mr black [ ] [ ] the uk. 将maybe mr black is in his office.改为同义句mr black [ ] [ ] in his office. Mr Black is always free on Saturday改为同义词Mr Black always____ _____on Saturday Mr Black is a waiter.(对a waiter提问) ---( )( )Mr Black( 改错Mr.Black is my father friend,she is big.