Breakdown of เขา เหนื่อย จน ทรุด ลง นั่ง กับ พื้น
เขา
he, she, they
เหนื่อย
tired
นั่ง
to sit
พื้น
the floor
กับ
with / and (connecting nouns) / to (a recipient)
ลง
to go down
จน
until / so much that
ทรุด
to sink down, to slump; to deteriorate
Questions & Answers about เขา เหนื่อย จน ทรุด ลง นั่ง กับ พื้น
The current lesson focuses on ทำท่าจะ (looks like it is about to). How would we add it to this sentence if he hadn't actually collapsed yet?
You would place ทำท่าจะ right before the action he appears about to take. The sentence would become เขาเหนื่อยจนทำท่าจะทรุดลงนั่งกับพื้น (He was so tired he looked like he was about to collapse onto the floor).
Does จน mean "until" or "so... that" in this context?
Both concepts overlap here. While จน literally translates to "until", when it follows a descriptive word like เหนื่อย (tired) and introduces a result, it functions exactly like the English "so [adjective] that [result]" or "to the point that".
Why are there three verbs linked together in ทรุดลงนั่ง?
This is a classic Thai serial verb construction that paints a step-by-step visual picture of the event. ทรุด (collapse) is the primary action, ลง (down) specifies the direction of the movement, and นั่ง (sit) describes the final resulting posture.
Why does the sentence use กับพื้น (with the floor) instead of บนพื้น (on the floor)?
Both are correct and widely used in this context. However, กับ is frequently used after verbs involving dropping, falling, hitting, or coming to rest against a surface to emphasize the direct physical contact made with that object.
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