What is Sally doing?—She is talking ______ the phone. [ ]

Mary couldn’t make herself _______ attention to because her classmates made so much noise.

Please don’t talk loudly here. The students _________the teacher in class.

Where is your sister, Dick? I need her help. — Dad, she in her room. Let me help you instead.

We need fifteen more people ____ the twenty of us to do the job.[ ]