Question

— Where is my English book?— I brought it to you _____you were in hospital yesterday afternoon..

— Where is my English book?— I brought it to you _____you were in hospital yesterday afternoon. A．since B．if C．once D．while

Answer 1

D

该题考查状语从句的用法。本句意思是；昨天下午你在住院的时候，我就把英语书带给你了。因此本题最佳答案是D。