Which is ofthe two boys

The number of giant pandas is getting ______ because their living areas are becoming farmlands.

She showed the visitors around the museum, the construction ________ had taken more than three years.[ ]

Meat isn’t really dangerous , is it?–Oh! ____! It’s not at all good for our health.

I think students can have mobile phones to help with their studies. —_______.They often use them to play games.