Failure is never a pleasure，but it Call have a effect on your life once you learn to use it.

Recent research has the cause of the disease.

__________ some coins ,I think there are only 10 dollars left in my pocket.

Eating and drinking on Beijing subway is not allowed. If you the rule, you’ll face a fine (罚款) of up to 500 yuan.

He couldn’t _________ for his foolish mistakes.