The Smiths consider ______ a computer, which is commonly considered ______ a great help in our work and study.
The teacher said that the sun _____ bigger than the moon.
“Boys and girls, I’m very glad to_____ you some difference between American English and British English today.” the speaker said.
Linda failed in the driving test.______, she doesn’t lose heart.
The teacher asked us to ______ all the words on the blackboard.
Half an hour has been made full ______ of _____ the problem.