He isn’t feeling________. He wants to lie down and rest.

Professor Jordon is well known for his_____ into the habits of the common housefly.

e President Xi Jinping appeared at the Sochi Olympic opening ceremony, China’s strong support for the Olympics and Russia’s efforts to host the Games.

The monitor suggested that we ______ for a picnic on Sunday

Could you tell me when Mr. Li ________ in Xian yang— Sure. When he ________， I’ll call you.