a _which_ clause, or a _when_
clause, or a participial phrase.

Right: His manner made me angry.

Right: When the fire spread to the third story, the house was
doomed.

Right: Years of molestation by the Indians made the white men
want revenge.

Exercise:

1. I was riding on the train, when suddenly there was an
accident.

2. There are two windows in each bedroom, thus insuring good
ventilation.

3. Yonder is the house which is my home.

4. He saw that argument was useless, so he let her talk.

5. His clothes were very old, making him look like a tramp.

=The Periodic Sentence=

A sentence is periodic when the completion of the main thought is
delayed until the end. This delay creates a feeling of suspense. A
periodic sentence is doubly emphatic: it has emphasis by position
because the important idea comes at the end; it has emphasis by
subordination because all ideas except the last one are grammatically
dependent.

=43. To give emphasis to a loosely constructed sentence, turn it into
periodic form.=

Loose: I saw two men fight a duel, many years ago, on a moonlit
summer night, in a little village in northern France. [What is
most important, the time? the place? or the actual duel? Place
the important idea last.]

Periodic: Many years ago, on a moonlit summer night, in a
little village in northern France, I saw two men fight a duel.

Loose: We left Yellowstone Gateway for the ride of our lives in
a six-horse tally-ho. [Place the important idea last, _and make
all other ideas grammatically subordinate_.]

Periodic: Leaving Yellowstone Gateway in a six-horse tally-ho,
we had the ride of our lives.

Loose: The river was swollen with incessant rain, and it swept
away the dam. [Which is the important idea? Why not make it
appear more important by subordinating everything to it?]

Periodic: The river, swollen with incessant rain, swept away
the dam.

Loose: War means to have our pursuit of knowledge and happiness
rudely broken off, to feel the sting of death and bereavement,
to saddle future generations with a burden of debt and national
hatred.

Periodic: To have our pursuit of knowledge and happiness rudely
broken off, to feel the sting of death and bereavement, to
saddle future generations with a burden of debt a