17000 bài tập tách từ đề thi thử môn Tiếng Anh có đáp án (Phần 2)
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The parents realized that the young teacher was great efforts to help their poor kids.

963/1926

The parents realized that the young teacher was .................. great efforts to help their poor kids.

doing

making

having

getting

Giải thích

Cấu trúc : make efforts + to V = try/attempt + to V: nỗ lực/ cố gắng làm gì

Chọn B