1-The seller was talking to the clients about his new business. (customers/clients)

2-There was too much rabbit in many streets of the cities in Cameroon three weeks ago. (rubbish/rabbit/habit)

3-There is a lot of security in  slums  (slums/residential areas/ headquarters).

4-You don’t gain a salary volunteering. (earn/gain/win).

5-An emergency service is always opened 24/7 (never/sometimes/always).