Tom caught several fish after three hours, and only then ______ that the secret of success was patience.
Many teachers were praised at the meeting, Mr. Zhou________.
________with fright, a hungry fox hid himself in a small cave, ________his tail to the rain.
________from what he said, he must be the thief who has stolen the car.
________from heart trouble for years, Professor White has to take some medicine with him wherever he goes.
________, the boy couldn’t enter his house.