A. HE LOVES LEARNING VIETNAMESE WHEN HE WORKS. B. HE LOVES LEARNIN...
3. A. He loves learning Vietnamese when he works. B. He loves learning Vietnamese in his free time.
C. He loves learning English in his free time.
3. A. He loves learning Vietnamese when he works. B. He loves learning Vietnamese in his free time.
C. He loves learning English in his free time.