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

to be sick in bed
to remain in bed while you are sick
My father was sick in bed for three days last week.

My Account / Test History
Fact
Mosquitoes have teeth      .. More >>
Home
My Account
English Test
Verbal Reasoning
GK Quiz
Grammar Test