EG1_U1_Gr2_Exc1

EG1_U1_Gr2_Exc1a

 

 

 

 

 

 

 

 

 

EG1_U1_Gr2_Exc1b

 

 

 

 

 

 

You can download this exercise here:

EG1_U1_Gr2_Exc1