题目:
We had a wonderful performance in the annual school sports meeting. Not only ___ in the coming relay race, but also we were the runner-up of the tug-of-war.
A.won we the champion
B.we won the champion
C.the champion we won
D.did we win the champion
答案:
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参考答案:A解析: 谷超豪主要从事偏微分方程、微分几何、数学物理等方面的研究和教学工作,在纯数学和应用数学两方面作出杰出贡献。孙家栋是我国著名的航天技术专家,是我国人造卫星技术和深空探测技术的开创者...