- BÀI TẬP TIẾNG ANH LỚP 4 THEO TỪNG UNIT UNIT 10: WHERE WERE YOU YESTERDAY?. - Where were you yesterday. - Where (was/ is/ were/ are) you yesterday?. - Where was you yesterday?. - Where were you yesterday?. - Đáp án bài tập tiếng Anh Unit 10 lớp 4 Where were you yesterday?. - 7 - Where were you yesterday morning?