Let's learn to use the problem we are facinga stepping-stone to future success.
Is that the reason ________he explained to all at the meeting for his carelessness in his work? Actually we think he is a man who is hard ________ himself especially in work.
The time that she devotes ________ the comic stories is so much that she can’t spare any time to look after her baby.
_________ money has been spent in building the modern library, where we can read books in our spare time.
The world can’t wait ________ the film, Inception《盗梦空间》, at the moment.
— You should say sorry to Bob. — Yes, I regret ______ with him.