I usually go to school ______ bike, but sometimes I go toschool ______ foot. [ ]

The employers often give the job to __________ they believe have work experience with a strong sense of duty.

____ I fill in the application form right now, sir? No, you needn’t. You can complete it this afternoon.

When I entered the classroom, _______ my surprise, all of the students stood up quickly.[ ]

Because the old people ________ about thirty percent of the population, we should care more about them.