The workers_a new bridge now. The traffic in Guangzhou will be better soon.

In the experiment we kept _____ watchful eye on ______developments and recorded every detail

His mother doesn’t allow him____computer games any more.

He’s got himself into a dangerous situation ___he is likely to lose control over the plane[ ]

Polly observed that she ______ by a tall man in a dark coat when she ______ the faces around her on the train