推 Polar:Both of your sentences are grammatically correct. 05/22 16:28
→ Polar:And even though a instantaneous could be used in passive 05/22 16:33
→ Polar:perfect tense. Ignore the "passive", that's a typo. 05/22 16:34
推 sayhitome:have been learning 05/22 22:25
推 goodJ:have been studying 05/23 09:26
推 shatir:have been learning +1 05/23 23:06
推 yihinwind:have been learning +1 05/24 19:49
→ yihinwind:or have been studying is also fine but the meaning 05/24 19:50
→ yihinwind:is different. Learning refers to the process of lear 05/24 19:52
→ yihinwind:-ning and studying refers that you put many efforts 05/24 19:53
→ yihinwind:learning it. 05/24 19:53