Question

【题目】He had a (突然) pain on the head. He looked up and found a book fell on his head.

Answer 1

【答案】sudden
【解析】句意：他突然头疼，他抬头发现一本书落在他的头上。此处修饰名词pain，所以用形容词sudden，突然的，所以答案是sudden。