Thescientificstudyshowsthatonce

问题详情：

 The scientific study shows that once_______cigarettes, one will find it hard to get rid of it. 

A．lost to                                                 B．concentrated on

C．impressed on                                       D．addicted to

【回答】

【解析】选D。句意：科学研究表明一旦对香*上瘾，人们就会发现很难戒掉它。be addicted to对……上瘾，对……入迷。此句是状语从句的省略，相当于once he is addicted to cigarettes. . . 。

知识点：动词

题型：选择题