---How do you think of his plan? ---I was not a bit surprised, for I had fully expected _____.

.．As is often pointed out, knowledge is a two-edged weapon which can be used_____________for good or evil.

As is known to all language learners, the newly learnt words will soon be forgotten unless______ used in everyday communication.

He was breathing ______ after the relay race. 

 He stays up____ in the evenings to go online to get the____ information.