Pretest
n. 預測\\nv. 進行預測
??? 情景例句
May I speak to the head of the household?
我可以請戶主聽電話嗎？
I could swear I've been here before.
我敢發誓我曾經來過這兒。
While the men had been working inside the ship, the air-line had been giving off oxygen.
當工人們的在船艙里干活時，供氣管一直在排放氧氣。