语法与词汇 Please _____ yourself from smoking and spitting in public places,since the law forbids them.
【正确答案】 B
【答案解析】句意：法律禁止在公共场所吸烟和随地吐痰。restrain是及物动词，意为“制止”，有其常见搭配为“restrain oneself from...”。hinder阻碍；打扰。restrict限制；约束；限定。prohibit阻止，禁止。