The big problem was that we really did not understand what was happened
A. problem
B. that
C. did not
D. was happened
Xem đáp án
D là đáp án đúng
Lời giải:
was happened => happened
“happen” là động từ tình thái, không chia bị động.
Bảng Công Thức Nguyên Hàm
The big problem was that we really did not understand what was happened
A. problem
B. that
C. did not
D. was happened
Xem đáp án
D là đáp án đúng
Lời giải:
was happened => happened
“happen” là động từ tình thái, không chia bị động.