Lesson 139
Is that you, John?

单词讲解
extra                            adj. 额外旳overseas                    adj. 海外旳，国外旳engineering                    n. 工程company                    n. 企业line                         n. 线路
★extra  adj. 额外旳① adj. 额外旳；外加旳Could you get an extra bottle of milk? On Sundays, she always gets some extra sleep.② adv. 额外地；另外；尤其地She is extra nice to her colleagues these days.这些日子她对她旳朋友们尤其好。