Bộ 20 đề luyện thi Chuyên Anh năm 2023 có đáp án (Đề 99)

Choose the underlined part ( A, B, C or D) that is incorrect. Hundred of scientists have been involved in the research

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Choose the underlined part ( A, B, C or D) that is incorrect.

Hundred of scientists have been involved in the research.

                 A                                        B       C   D

0/3000 ký tự
Giải thích

Đáp án A