Правильно составленное предложение из данных слов: have, doing, we, been, exercise, 3 minutes, this, for:
A)We for 3 minutes have been doing this exercise.
B)Have been we doing this exercise doing for 3 minutes.
C)We been have this exercise doing for 3 minutes.
D)For 3 minutes we have doing been this exercise.
E)We doing have been this exercise doing for 3 minutes.
F)We for 3 minutes been have doing this exercise.
G)We have been doing this exercise for 3 minutes.
H)This exercise we have been for doing 3 minutes.
Помогите пожалуйста!!!!