Four language skills are used to at

Four language skills are used to attain the English language proficiency: listening,
speaking, reading, and writing. Reading is the most important because it is the chosen
instrument to acquire knowledge.

ผลลัพธ์ (อังกฤษ) 2:

Four Skills language are used to attain the English language Proficiency: Listening,
Speaking, reading, and Writing. Most important is the reading because it is the Chosen
Instrument to Acquire Knowledge.