$[10$ points$]$ Surewell B$$ilding Company, a general contractor, is insured under a CGL coverage form. Explain whether each of the following occurrences, which took place during the policy period, would be covered by Surewell's CGL:

One of Surewell's employees became intoxicated at the annual company picnic while drinking beer that Surewell had provided. While driving home from the picnic, the intoxicated employee struck a pedestrian. The pedestrian is seeking damages from Surewell, alleging that the cause of the accident was Surewell's negligence in serving beer.

A Surewell employee is suing Surewell, alleging that he was injured while operating a piece of earthmoving equipment that had been improperly maintained by Surewell.

While driving a mobile crane on a public road in order to move it to a new job site, a Surewell employee accidently struck overhead power lines. As a result, Surewell was held liable not only for the physical damage to the power lines, but also for loss of business income incurred by several businesses that were left without power for several hours after the accident.

To perform repairs to a pier, Surewell rented a small work boat that was eighteen feet long. A Surewell employee's negligent operation of the work boat caused a collision with a sailboat. The owner of the sailboat sued Surewell for damage to her boat.

Surewell was the general contractor on a commercial building construction project that also involved several subcontractors. Shortly after the building was completed, an electrical subcontractor's defective work caused a fire that destroyed the entire building. The project owner sued Surewell for the cost of reconstructing the building.