—I heard a bus accident happened yesterday.—The bus crashed. Luckily, only a few passengers aboard were _____ injured in the traffic accident.

He speaks English well indeed, but of course not ________ as a native speaker.

The man moved forward and    looked over the edge,shrinking his shoulders.

We can get a lot of useful information on the Internet; ______, the Internet also provides us with a new way of communication.

Attention please, coffee lovers! I have for you, the best coffee machine _____ invented.