完形填空

• 宀(roof)RADICAL
• 元(origin; first)PHONO-SEMANTIC

Under a roof there is everything needed from the basics, so all matters are complete.

• 开(open; mold; form)ASSOCIATIVE
• 彡(stroke; line)RADICAL

Shape is lines drawn on a frame opening before the eyes.

• 土(earth; soil; land)RADICAL
• 真(true; real; genuine)PHONO-SEMANTIC

Fill a space firmly with earth to make it solid and complete, like plugging a hole with dirt.

• 穴(row; gap)RADICAL
• 工(craftsman; work)PHONETIC

An empty cave with nothing inside is just hollow space.