The light from an electrical lamp includes many different...
Clarymond Simbolon
6 bulan yang lalu
The light from an electrical lamp includes many different wavelengths, ... in a laser is concentrated on only one wavelength.
A.
all the energy
B.
it is all the energy
C.
while all the energy
D.
while all the energy is
Jawaban: C
Pembahasan:
Adverbial Clause
Membutuhkan konjungsi waktu yaitu while.
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Kategori:
TOEFL
Adverbial Clause
Grammar