We need an effective strategy to help children living in poverty to have the opportunity to receive good education.
Although she is considered as a great writer, _____.
It is very difficult to _____ the meaning of a word without a context.
How much is the round-way _____ by air from Beijing to Nanjing?
It was because of his carelessness _____ he didn’t pass the entrance exam.
We were disappointed _____ that the match had been cancelled.