They ______ their grandparents since they came to Hanoi. A. haven’t visited B. visited C. were visiting D. had visited
They ______ their grandparents since they came to Hanoi.
A. haven’t visited
B. visited
C. were visiting
D. had visited
They ______ their grandparents since they came to Hanoi.
Đáp án đúng là: A
Giải thích: “since” đi với thì hiện tại hoàn thành
Dịch: Họ đã không thăm ông bà kể từ khi họ đi Hà Nội