She burst into tears when she knew she had to __________ from her children.
--Why did he suffer failure again? --It was his carelessness that it.
It’s not the whole nation rose up and drove the enemy out of their homeland.
New light may be the cause of cancer by research that is now in progress.
the new technology in their production,the peasants had a better harvest last year.
Try to a few hours each week for exercise.