Помогите решить, пожалуйста. Сколько можете меньше 3

                                                   №1 1)The waitrees isn't taking our cash - cheecks ;Is the waitrees taking our cash - cheecks 2)Nikulin and Petrov aren't talking; Are Nikulin and Petrov talking? 3)I'm not reading a very interesting book now; Am I reading a very interesting book now? 4)I wasn't preparing my homework at 6 o'clock; Was I preparing my homework at 6 o'clock? 5)My song won't be having breakfast at this time tomorrow; Will my son be having breakfast at this time tomorrow?                                                                      №2 1)Now I'm not,but I usually do have some English lessons 2)I have literally no idea what he's writing 3)Now I'm trying to speak English 4)I guess he isn't 5)We're sitting at the moment.                                                        №3 1)Who is passing me the salt? What is nick passing me? 2)Who's buying some sweets here? What am I buying here? 3)Who is eating the soup without bread? Whose soup are eating these children without bread?                                                        №4 1)с 2)с 3)b 4)c