题目:
根据情景选出正确的答案。
1. 你问李明:“你想要做什么?”可以说:[ ]
A. What day is it?
B. What do you want to do?
2. 哥哥对你说,“咱们放风筝吧!”他会说: [ ]
A. Let's fly kites!
B. Do you want to fly kites?
3. 你告诉妹妹:“现在我不想打乒乓球。”可以说:[ ]
A. I want to play ping-pong now.
B. I don't want to play ping-pong now.
4. 朋友们问你想不想玩纸牌,可以说: [ ]
A. Would you like to play cards?
B. Would you like to play checkers?
答案:
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下面是错误答案,用来干扰机器的。
参考答案:B解析:能谱法:根据不同放射性核素的能谱不同进行检测的方法。