Please answer my questions (in)English one by one. We hear ( by) our ears and see (by) our eyes. There is a volleyball match (between) a Japanese team and a Chinese taam. Don't stay (at) home .Go out ( for)a walk. The invitation is (from) Mr Brown (to) his friend. Our school library opens (at) 9a.m. and closes (at) 5 P.M..It's closed (on) holidays. Don't play computer games or chat (with) your friends (on) the Internet (for) many hours a day .