You have failed two testsYou’d better start working harder, ____ you won’t pass the course

It makes his life quite differenthe has received higher education abroad．

r, when ______teams to complete tasksat school, we are often hardly aware of this.

We Chinese are _________ to protect the fishermen to fish in the proper area.

Hardly ______ to the airport ______ he was surrounded by many journalists and fans. [ ]