Grammar Examination

Test # 46


1.
Engineers have not yet been able to successfully ________ the power of sunlight for the production of electricity.

Login/Register to access massive collection of FREE questions and answers.
Login/Register

Grammar Examination
Quiz Index
760 questions in 76 tests. Each test contains 10 questions.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76


Word of the Day


Idiom of the Day

golden opportunity
an excellent and rare opportunity
The hot weather was a golden opportunity for the ice cream seller to make money.

My Account / Test History
Invention
Invention : cement, portland
Year : 1824
Inventor : joseph aspdin
Country : england.      .. More >>
Home
My Account
English Test
Verbal Reasoning
GK Quiz
Grammar Test