THE ATTEMPT TO DESCRIBE THE SOLAR CONSTANT CAN BEST BE DESCRIBED AS...
Câu 50: The attempt to describe the solar constant can best be described as
.
A.
an issue that has been resolved
B.
a question that can never be answered
C.
historically interesting, but irrelevant to contemporary concerns
D.
an ongoing research effort
-THE END-
Ðáp án :
1
C
11
A
21
C
31
A
41
D
2
B
12
D
22
A
32
B
42
A
3
C
13
C
23
A
33
D
43
C
4
C
14
A
24
C
34
B
44
A
5
D
15
B
25
D
35
B
45
A
6
C
16
B
26
B
36
A
46
D
7
B
17
C
27
D
37
D
47
D
8
B
18
A
28
A
38
B
48
D
9
A
19
B
29
C
39
C
49
D
10
B
20
D
30
B
40
A
50
D