McDonald’s restaurants _________  in Crimea(克里米亚) by the company

on Apr 4^th, 2014.

A．close

B．closed

C．are closed

D．were closed

使用谷物冷却机检查准备工作无误，设备预热完成后，启动谷物冷却机进入（）状态。

A、通风

B、运行

C、制冷

D、准备