Hisuncle

问题详情：

His uncle ________ his computer and checked his e-mail.

   A. turned on         B. turned off            ed up             D. turned down

【回答】

A   句意：他叔叔打开电脑检查他的电子邮件。turn on “打开”；turn off “关上”；turn up “将声音调大”；turn down “将声音调小”。

知识点：动词和动词短语

题型：选择题