Question

Choose the correct answer: 2 I don’t know how long you had been learning English. 0 0 1

Accepted Answer

1273 I don’t know how long have you been learning English. I don’t know how long you have been learning English.

Question	Choose the correct answer:
Title	1273
QType (0=kprim,1=mc,2=sc)	2
Q_1	I don’t know how long have you been learning English.
Q_2	I don’t know how long you had been learning English.
Q_3	I don’t know how long you have been learning English.
Answers	0 0 1

I Don’t Long Learning English Choose Correct Answer