You can tell him everything,as he is a man who you can _____ on.
the spring warmth approaches, many students are setting up sports groups.
He always the high spirits and wears smiles even if he is in great trouble.
Sam lent me his new bike, and I treated him chocolates.
At present I can’t remember the exact words but I couldn’t be about the general idea.
that is a good solution depends on how you look at it.