They shouldn't be allowed to get away with it.
不應就此放過他們。
All these factors must be allowed for.
所有這些因素都必須估計進去。
One and a half hours are allowed for the exam.
考試時間為一個半小時。
The school will only allow this in special circumstances.
學校只有在特殊情況下才會同意這種事。
Allow plenty of time to get to the airport.
留出足夠的時間到達機場。