To avoid on how to use the word, you’d better refer to a dictionary.
It’s very important for a student to ___ a good state of mind while taking the college entrance examination. A keep out B keep on C keep up D keep off
----May I have a look at your books?---______A By this means B By all means C By this way D By any means
It was not what he said but the way ____ he said it that made all the people laugh.
As a film star she was a success, but as a wife she was ________ failure, so their marriage ended in ________ failure.
---I went to the beach and got plenty of rest. --- ________ You looked tired last time I saw you.