格林先生用英文怎么表達(dá)？

　　Good morning. Good morning, Mr. Green.

　　早上好。早上好，格林先生。

　　Mr. Green holds two books in his hand.

　　格林先生手里拿著兩本書(shū)。

　　This is Mr. Green and this is Mr. Brown.

　　這是格林先生，這是布郎先生。

　　Mr. Green drives more carefully than Mr. Brown.

　　格林先生開(kāi)車比布朗先生謹(jǐn)慎。