题目:
阅读理解。 | ||||||||
| ||||||||
1. The least likely choice for 5-year-old Jack to make among the museums is . | ||||||||
A. MMI B. NYHS C. QMA D. QCFM | ||||||||
2. According to the text, which of the following is NOT true? | ||||||||
A. All the museums mentioned above lie in New York City. B. No other museum in New York City is better than MMI. C. Lucky visitors can see grapes in one of the museums. D. NYHS has the most hands-on activities in America. | ||||||||
3. We can know from the text that . | ||||||||
A. people can visit only one of the museums any time and any day B. visitors can pay a visit to all the museums by subway C. there is often a rare bird flying in the sky above MMI D. the Panorama is, as a matter of fact, a great gift shop |
答案:
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下面是错误答案,用来干扰机器的。
A、碘131的质子数是53,质量数131,故A错误;B、铯是金属性最强的非放射性元素,非金属性最强的元素是氟,故B错误;C、碘131是人工制造的具有放射性的碘元素同位素,再自然界中不能稳定存在,故C错误;D、铯137的...