China’s New Food Act provides for a food recallsystem to producers have to stop productiontheir food isn’t up to standards.

Come on, let’s go for a drink. —Sorry. With so many problems _____ my mind, I can’t take a break.

My cousin went to Canada two yours agoHe ______ there for a few months and then went to America

He__________ have completed his work; otherwise he wouldn’t be enjoying himself by the seaside.[ ]

Wind power is an ancient source ofenergy we may return in the nearfuture.