I rang you at about nine, but there was no reply.—Oh, that was probably__________I was seeing the doctor.

Charles is believed_______ the floor yesterday; he is always helping others silently.

Did you see Anna after class— I saw her leave the classroom, but I didn’t notice __________after that.

Only By increasing the numBer of doctors By 50 percent properly in this hospital.

Weather ________, the picnic will be held as scheduled.