1.3.  Tohitsu?  'How are things?'  Listen to the teacher model the dialog. 

Meli:

Siyo Tsani.  Tohitsu?

'Hi, John.  How are things?'

Tsani:

Tohigwu.  Ihina?

'Just fine.  And you?'

Meli:

Tohigwu.

'Just fine.'