There is somebody waiting for you, _________ I thinkmight be one of your classmates.

The government has been under growing pressure to __________ the causes of air pollution as smog frequently cover over the country’s large cities.

It’s so cloudy. I think it . —I think so.

Tom still thinks that The Hurt Locker is ________

The teenager seemed to be a good driver; _____, I didn’t dare to travel in his car [ ]