Though this was his most unfortunate time in his life , he was still__________ his goal.[ ]

It is every citizen’s duty to go out to ______ the snow on the street______ it stops falling so as to make it convenient for traffic to pass. [ ]

Madam, when is the next train —It at 5 this evening

The plane flew smoothly ______ in the sky and people spoke ______ of theexperienced pilot.

Lucy had few close friends. So she didn’t know ________ about the trouble.