6. 尽量用主动说态，因此(11b)比(11a)好：

(11a) A pedestrian was struck on the head by a flying stone.
(11b) A flying stone struck a pedestrian on the head.

7. 适当时候，可用倒装句和平行句，如：

(12) Seven dwarfs lived here in the center of the dark forest. →
Here, in the center of the dark forest lived seven dwarfs.
(13) Severity breeds fear; roughness breeds hatred.
(14) Honesty recommends that I speak; self-interest demands that I remain silent.