His teacher told him that since his parents were working abroad, either his grandparents or one of his uncles ______ allowed to come to the parents’ meeting .
Over the past decades, mountain ice______ in the Himalayas as a result of global warming.
To our surprise, the fashionable young lady ________ to be a thief.
I still remember the days___ I spent ______ with you in Beijing.
In the face of _____ failure, it is vital that we should keep up _____ good state of mind.
______ the Venice Film Festival, we are to include high-quality films, ______ who makes them.