không thể hiểu được đáp án của câu này, xin vui lòng giải thích rõ hơn
Choose one sentence that has the same meaning as the root one:
We're going to visit our grandparents on Saturday.
A: It is we are going to visit our grandparents on Saturday.
B: It is we that are going to visit our grandparents on Saturday.
C: It is our grandparents that we’re going to visit on Saturday.
D: It is on Saturday that we’re going to visit our grandparents.
C: không ổn, vì ...our grandparents WHO...
D đáp án.