They shouldn't be allowed to get away with it.

　　不應(yīng)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(xué)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(dá)機場。