"WHAT DID THE STUDENTS GO ON A TRIP TO HOI AN

9. - 3500 CAU TRAC NGHIEM ON TAP AV THCS
3500 CAU TRAC NGHIEM ON TAP AV THCS

9. "What did the students go on a trip to Hoi An?" "By motorbike."

a. What

b. did

c. go on

d. By

-> a

III. Grammar and Vocabulary