1.Your friendship over the years and your support (has/have) meant a great deal to us. what is the subject: 2. Hamilton Family Center a shelter for teenage runaways in San Francisco (offers/offer) a wide variety of services. what is the subject: 3.The main source of income for Trinidad (is/are) oil and pitch. what is the subject: 4.The chances of your being promoted (is/are) excellent. What is the subject: 5. There (was/were) a Pokémon card stuck to the refrigerator. What is the subject: 6. Neither the professor nor his assistants (was/were) able to solve the mystery of the eerie glow in the laboratory. What is the subject: 7.Many hours at the driving range (has/have) led us to design half balls with GPS location in them. What is the subject: 8.Discovered in the soil of our city garden (was/were) a button dating from the Civil war dating from the turn of the century. what is the subject: 9. Every year, during the midsummer festival, the smoke of village bonfires (fills/fill) the sky. what is the subject: 10.The story performents (was/were) surrounded by children and a adults aeger to see magical tales. what is the subject: