Câu này rất rất rất dễ luôn nhé ;) . Mình đang chán nên gửi mấy bài linh tinh vậy ý mà ^^
Bài 1 : Chia động từ
1. He ( not smoke ) ______ for two weeks . He is trying to give it up
2 ______ Liz bye a lot of souvenirs for her friends ?
A. did B. do C were D . is
3. My best friend and I ( travel ) ______ to Mexico by air last summer
1. hasn't smoked
2. Did
3. traveled
TICK CHO MÌNH NHA, CHẮC CHẮN ĐÚNG