Question

either Mary or Martha ______ done thus job (has/have)​

Answer 1

Answer:

Either Mary or Martha has done this job.

Hope it helps.

Answer 2

Answer:

has

Explanation:

While the verb to have has many different meanings, its primary meaning is “to possess, own, hold for use, or contain.” Have and has indicate possession in the present tense (describing events that are currently happening). Have is used with the pronouns I, you, we, and they, while has is used with he, she, and it.