They shouldn't be allowed to get away with it.
不应就此放过他们。
All these factors must be allowed for.
所有这些因素都必须估计进去。
One and a half hours are allowed for the exam.
考试时间为一个半小时。
The school will only allow this in special circumstances.
学校只有在特殊情况下才会同意这种事。
Allow plenty of time to get to the airport.
留出足够的时间到达机场。
