Ask your own question, for FREE!
Mathematics 7 Online
OpenStudy (anonymous):

Which verb form is used to indicate present perfect tense? A. verb or verb + -s B. will + verb C. have + verb + -ed D. have + verb + -ing

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!