问题补充:
Scientists have made a major in cancer research.
A. break-in
B. breakthrough
C. breakup
D. breakdown
答案:
A. break-in
B. breakthrough
C. breakup
D. breakdown
解析:句意为“科学家们在癌症研究方面取得了一次重大突破。”。make a breakthrough表示“取得突破”,为固定搭配。
时间:2022-03-05 15:31:52
Scientists have made a major in cancer research.
A. break-in
B. breakthrough
C. breakup
D. breakdown
A. break-in
B. breakthrough
C. breakup
D. breakdown
解析:句意为“科学家们在癌症研究方面取得了一次重大突破。”。make a breakthrough表示“取得突破”,为固定搭配。