AMERICAN STUDENTS TAKE PART… DIFFERENT ACTIVITIES AT RECESS

6. - BAI TAP TIENG ANH LOP 7 TRAC NGHIEM TU BAI 1 16
Lớp 7 BAI TAP TIENG ANH LOP 7 TRAC NGHIEM TU BAI 1 16

6. American students take part… different activities at recess.

a. on

b. at

c. in