Tom often his grandpa on the weekend.
【题目】Tom often ________ (A. visits B. visit) his grandpa on the weekend.
【答案】A
【解析】
句意：在周末汤姆常常看望他的爷爷。汤姆是单三人称，动词应该用单三动词，看望visits。故选A。
【题目】Tom often ________ (A. visits B. visit) his grandpa on the weekend.
【答案】A
【解析】
句意：在周末汤姆常常看望他的爷爷。汤姆是单三人称，动词应该用单三动词，看望visits。故选A。
