Yes, you're right Clive, I've confused go on with continue
I've just found out that after some verbs begin -start- can't bear, intend, propose and
continue , both ing forms and infinitives are possible without much difference of meaning.
I began playing the piano when I was six. = I began to play the piano when I was six. Is there a slight difference of meaning between the 2 sentences or no difference at all ?