---What do you think of the film? ---Cool! Never before _____ a better one.

 --Alice, why didn't you come yesterday? --I _________, but I had an unexpected visitor.

A beam of light will not bend round corners unless______to do so with the help of a reflecting device . 

You may take them all home_______. 

There is a common belief among the students in our school ______ they should make great efforts to learn and reach the peak of their academic performances.