Thescientificstudyshowsthatonce

問題詳情：

 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】選D。句意：科學研究表明一旦對香*上癮，人們就會發現很難戒掉它。be addicted to對……上癮，對……入迷。此句是狀語從句的省略，相當於once he is addicted to cigarettes. . . 。

知識點：動詞

題型：選擇題