His lack of professional knowledge _______for the failure of the experiment.
Jack felt unhappy as they all went outing ____ him.
The best job is which uses your skill in doing something together with your interest in the subject.
It is common to give children and the seniors some lucky money on the eve of the Spring Festival.
Each of the 400 people received from their boss____ gift —“Who moved my cheese?”—____ best-seller in the US—to understand how to deal with changes in their lives and work.
After _____ seemed an endless effort, the patient was finally able to carry out _____ seemed a perfectly normal walk.