题目内容
用适当的介词填空
He was deeply impressed ________ what he had seen in China．
by/with/at
He swam across the river ________ a piece of wood.
He was healed ________ his sickness.
He came home ________ a rainy night．
He fed the meter(计时器)________ coins．
He leaped ________ the stream ________ a single leap．
