15. The country’s population aged 65-and-over reached 50 million for the first time in 2016 and is e
問題詳情
15. The country’s population aged 65-and-over reached 50 million for the first time in 2016 and is expected tocontinue growing ________ the “baby boomers” reach retirement. (A)like (B)as (C) for (D)yet