He didn’t make ________ clear when and where the meeting would be held.
-- You seem to be burning yourself out with so much work! -- ______. I'm dying for a thorough rest and a good workout.
The policemen ______ the house again and again, and finally found the evidence.
Nobody but doctors, nurses or those ______ by Dr. Hu ______ to enter the patient's room.
-- Peter, set down the result of the experiment, ______? -- Oh, yes, but I need to find my pen first.
For quite ______ students, their teacher's advice is more important than ______ of their parents.