单选题
The medical team ______ a breakthrough in their research on the treatment of cancer.
A、
knew
B、
did
C、
made
D、
gave
【正确答案】
C
【答案解析】
breakthrough表示“重大发现”,经常与动词make一起适用。除此之外,请熟记make a mistake(犯错误),make a decision(做决定),make acommitment(做出承诺),make an impression(留下印象)等短语。
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