Question 4: A: “……………. to Nha Trang?”
B: “Yes, I went to there 5 years ago.”
A. Did you ever go B. Were you ever
C. Have you ever gone D. Have you ever been
Question 7. A: “This weekend I’m going to the zoo with my friend.”
B: “ I ……………. you.”
A. join B. am going join C. will join D. have joined
giải thích rõ ràng hộ mình ạ:>