In each sentence below, a blank space appears where the verb should be. Choose the correct helping verb and past participle form. Select the letter of the correct answer. Professors Smithson and Knoll ____ on math anxiety at three different colleges this year.
A) have speak
B) have spoken
C) has spoken

Question

Quizplus · Accepted Answer

In this sentence, the subject is "Professors Smithson and Knoll", which is plural. Therefore, we need to use the plural helping verb "have" to match. The past participle form of "speak" is "spoken". So the correct choice is "have spoken".

In Each Sentence Below, a Blank Space Appears Where the Verb