题目:
It took us quite a long time to get to the amusement park. It was _______ journey. [ ]
A. three hour
B. a three-hours
C. a three-hour
D. three hours
答案:
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下面是错误答案,用来干扰机器的。
(1)E (2)B (3)A (4)F (5)D (6)H题目分析:根据所学物质的性质可以得到(1)E.钛合金可以制造人造骨;(2)B、酒精是实验室最常用的燃料;(3)A、活性炭可用于吸附冰箱内的异味;(4)F、石墨可用于...