INDEPENDENCE DAY IS A GREAT HOLIDAY … PEOPLE HANG UP THE NATIONAL FLAG OUTSIDE EVERY HOUSEHOLD

19. - BAI TAP TIENG ANH LOP 9 TRAC NGHIEM TU BAI 1 10
Lớp 9 BAI TAP TIENG ANH LOP 9 TRAC NGHIEM TU BAI 1 10

19. Independence Day is a great holiday … people hang up the national flag outside every

household.

a. which b. when c. where .