SHE OFTEN GOES SHOPPING ... TUESDAY MORNINGS.A. INB. ONB. ON

31. - 3500 CAU TRAC NGHIEM ON TAP AV THCS 31. - 3500 CAU TRAC NGHIEM ON TAP AV THCS
3500 CAU TRAC NGHIEM ON TAP AV THCS

31. She often goes shopping ... Tuesday mornings.

a. in

b. on

c. at

d. over

 b