Usages of kwa nini
Tulifanya uchunguzi mfupi kujua kwa nini sakafu inateleza, tukagundua maji yalikuwa yamemwagika.
We did a brief investigation to find out why the floor was slippery, and discovered that water had spilled.
Wewe unakula samaki kwa nini?
Why do you eat fish?
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