UNIT 49I. PRONUNCIATION

27. - 3500 CAU TRAC NGHIEM ON TAP AV THCS
3500 CAU TRAC NGHIEM ON TAP AV THCS

27. "Anybody who has taken Peter's pencil by mistakes please

bring ... " the teacher said.

a. back to him

b. it back to him

c. back it to him

d. it to him back

 b