Bài tập từ vựng Tiếng Anh Chủ đề 14: Science and technology có đáp án

Alexander Fleming was the first one to discover penicillin.

19/22

Alexander Fleming was the first one to discover penicillin.

No one had discovered penicillin before Alexander Fleming.

People had discovered penicillin before Alexander Fleming.

People discovered penicillin at the same time with Alexander Fleming.

No one discovered penicillin at the same time with Alexander Fleming.

Giải thích

A

Dịch nghĩa: Alexander Fleming là người đầu tiên phát hiện ra penicillin.

= Không ai phát hiện ra penicillin trước Alexander Fleming.