Preanalysis
[计] 预分析
🗣️ 情景例句
I have the key, but it doesn't work.
我有钥匙， 但是开不开箱子。
Thank you.
谢谢。
'At ten to eight.I bought a paper and waited for the train.'
“7点50分。我买了张报纸，等着车来。”