Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test English Grammar Parts of Speech
Direction: Choose the appropriate word to fill in the blank.
A _____ of light
1
beam
2
ray
3
wave
4
More than one of the above
5
None of the above
Direction: Choose the appropriate word to fill in the blank.
A _____ of light