Two of the boys in our class____always______when the teacher is speakingA.are;talkingB.is;talkingC./;talkD./;talks

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Two of the boys in our class____always______when the teacher is speaking
A.are;talking
B.is;talking
C./;talk
D./;talks

are talking

A.are;talking

am(is, are)+ v-ing