A car uses a four-stroke engine. The four strokes are( ) strokes. A: compression B: power C: intake D: exhaust

The Chinese character “囧” has _______ strokes.

In four strokes engine， the cycle of events is completed in four strokes of （）.

Its function is to keep the engine running smoothly between power strokes.

Which descriptions are correct about the formation of Chinese characters in calligraphy? A: distinguish the primary and secondary element B: release and converge the strokes properly C: coexist the smooth and insecure strokes D: coexist the sparse and dense strokes

In four strokes engine, the cycle of events is completed in four<br/>strokes of (). A: the cylinder B: the crankshaft C: the piston D: the cross-head

3. Why do beginners often spend months to practice those eight strokes? Does each of the eight strokes have variations？

What are the four strokes mentioned in the lecture?

Strokes are often a （） condition of old age.

There are 6 basic categories in Strokes of Chinese Characters.