22. Which one is the closest to “find out” in meaning?
(A) learn about
(B) identify
(C) look for
(D) uncover

資料來源: Merriam-Webster

uncover  揭露

look for 尋找

identify 確認

learn about 學習關於

不明白為什麼答案是A   

find (sth) out
to get information about something because you want to know more about it, or to learn a fact or piece of information for the first time
找出，查明；得知

How did you find out about the party?
你是怎麼知道有這個派對的？

The holiday was a complete surprise - I only found out about it the day before we left.
這次度假完全是個驚喜——我是在臨行前一天才得知的。

[ + question word ] I'll just go and find out what's going on outside.
我現在就出去看看外面究竟在發生甚麼事。

[ + that ] Too late, she found out that the flight had been cancelled.
她發現這個航班已經取消了，不過已經太遲了。

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learn about/of sth
to hear facts or information that you did not know:

We only learned about the accident later.