----John and I will celebrate our fortieth wedding anniversary next month.-----Oh ,____!
_________ the unwritten rule goes, study is good, but health comes first.
— There is a story here in the paper about a 110-year-old man.— My goodness! I can’t imagine________that old.
John thinks it won’t be long __________ he is ready for his new job.
— I’m going to Paris next week.— What a ________! So am I.
Exploring ________ space is exciting, yet dangerous. There is _______need for both robots and humans for space exploration.