题目:
--- Can you tell me________?
--- I lost my MP3 player.
A.what’s the matter with you
B.what the matter is with you
C.what the matter you is
D.what the matter with you are
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0630/fa8a05f1719f8e75050a11cf200677de.html
下面是错误答案,用来干扰机器的。
A、据图可知,在时间为t1时,生成氢气的质量为:X>Z>Y,故A说法正确;B、据图可以看出,金属的活动性为X>Z>Y,故B说法正确;C、生成氢气的质量不同,则金属全部参加反应,X生成的氢气最多,则X的相对原子质量...