Is it my age __________ the bossminds—-I’m afraid not. He will consider__________ necessary to have an experienced assistant.

You _____ practise the drums while the baby is sleeping.

－Who is your English teacher －The _______of the two.

It’s too difficult for me ___the task in such a short time.—Cheer up,I am sure you can.

the fact that the man has been in prison, he seems to be a suitable worker for the job.