- in
- on
- at
- by
Explanation: "On" is used to indicate that something is positioned directly above and in contact with a surface, like "on a busy street."
Explanation: "On" is used to indicate that something is positioned directly above and in contact with a surface, like "on a busy street."
Explanation: "Since" is used to indicate the starting point of a period, such as "since 2010."
Explanation: "At" is used to specify a particular time, such as "at 7 PM."
Explanation: "On" is used to specify a particular day, such as "on a week."
Explanation: "At" is used to specify a particular time, such as "at 3 PM."
Explanation: "On" is used to specify a particular day, such as "on New Year's Eve."
Explanation: "Based on" is a common phrase used to indicate the source of inspiration for a creative work, like "based on extensive fieldwork."
Explanation: "Since" is used to indicate the starting point of a period, such as "since 2010."
Explanation: "On" is used to indicate that something is positioned directly above and in contact with a surface, like "on the couch."
Explanation: "On" is used to indicate that something is positioned directly above and in contact with a surface, like "on the shelf."
Explanation: "On" is used to specify a particular day, such as "on a week."
Explanation: "At" is used to indicate a specific location or point in space, such as "at the party."
Explanation: "Centered on" is a phrase used to focus attention or revolve around a particular theme or topic, like "centered on the theme of love."