Your colleague is speaking English withfluency.—It’s no wonder．She ____ inthe UK for a year as a visiting professor

Microsoft ended support for Windows XP after April 8, which _______a major operating system for some Chinese computer users, and advised users to upgrade to Windows 8.1

Johnson hasn’t felt any effect the new dieting recipe has him since he tried to lose weight three months ago

The poor little boy who _____caught stealing a cake over there is an orphan

下列各句中，没有语病的一句是