Translation of grumble in German

I have the OK. They will make the changes and resend the homework tasks. I think that beginning of July would be a good date to start learning. What do you think? We should not wait too long.
Your name and Larry's name should be underlined and in blue color suggesting a link to your profile (or with a tiny arrow button suggestion a link). All the profiles should have the same theme.
I had to get used to riding the bike and I almost fell a few times. I drove on the main road and stopped at several little villages near the beach. The locals were very friendly and welcoming.