问题
判断题
某天然气的绝热指数,可以直接由公式k=cp/cr计算。
答案
参考答案:错
某天然气的绝热指数,可以直接由公式k=cp/cr计算。
参考答案:错
阅读理解。 | ||||||
Charlottesville is a good place to have fun. If you go, here are some tips. | ||||||
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1. Waiters in Sugar Hotel are very _______. A. friendly B. shy C. clever 2. You need to get to _______ early to have lunch. A. Duner B. Bizou Restaurant C. Bodo's Bagels 3. _______ takes a taxi to the mountains. A. Mark B. Julie C. Johnny 4. The writer (作者) hopes more people will _______ in Charlottesville. A. eat dinner B. have fun C. take photos |