— Could you tell me ____?
— Until tomorrow afternoon.
A:how long you will stay there
B:how soon you will stay there
C:when will you stay there
D:how often will you stay there
下列有关生态学原理或规律的叙述,正确的是()
“善师四夷者,能制四夷;不善师夷者,外夷制之。”这种思想最早出现于( )
在探究“比较不同物质吸热的情况”的实验中,实验装置如图所示.
加热时间/min
0
1
2
3
4
甲的温度/℃
30
34
38
42
46
乙的温度/℃
10
18
26