---How long have you been learning Japanese?-I’ve been learning it .A. when I was 10 ye

---How long have you been learning Japanese?
---I’ve been learning it .
A. when I was 10 years old
B. since 10 years ago
C. for 10 years old
D. in 10 years

A. when I was 10 years old(答案→)B. since 10 years agoC. for 10 years oldD. in 10 years解析：考察时态，根据前文我已经学了……现在完成时，能够和since +一段时间 ago或for+一段时间连用，故选B。

我好好复习下

如以上回答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！

点此我要举报以上问答信息