问题
选择题
Your mother prepared delicious food for us yesterday. Please say thanks ____ her. [ ]
A. for
B. to
C. with
D. of
答案
答案:B
Your mother prepared delicious food for us yesterday. Please say thanks ____ her. [ ]
A. for
B. to
C. with
D. of
答案:B
科学家发现了一种新的金属,它的一些性质如下:
熔点 | 密度 | 强度 | 导电性 | 导热性 | 抗腐蚀性 |
2500℃ | 3g•cm-3 | 与钢相似 | 良好 | 良好 | 优异 |
(1)______.
(2)______.
(3)______.
(4)______.