单项选择题
Good morning，Jay.This is Kevin.I’m phoning to（）.
A.inform you of our Christmas partyB.prepare the dinner for the partyC.make sure we've bought everything we need
单项选择题 We’ll have to get out and walk，the car’s（）down.
单项选择题 He （）office in 2000 and （）office a year later.
单项选择题 The company wasted（）investing in out-of-date technology.
