Question

【题目】He worked as a librarian before ________ to journalism .

A. switchingB. swearingC. swellingD. swinging

Answer 1

【答案】A

【解析】

考查动词词义辨析。句意：在转到新闻学之前，他曾做过图书管理员。A. switching转换；B. swearing发誓；C. swelling膨胀；D. swinging摇摆。根据句意可知，switch to意为“转到”，与题意相符，故选A。