No payments were made last week because of a computer error.
由于計算機出錯，上周未付任何款項。
She found it difficult to make friends because of her natural reserve.
她因天性矜持很難交到朋友。
Life was harder then because neither of us had a job.
那時生活比較艱苦，因為我倆都沒有工作。
The game was called off because of bad weather.
比賽因天氣惡劣被取消。