Results

26. ……….., yet there are also rare penguin species that inhabit warmer regions of the Earth.A) Most penguins are black on the back and white in front and seldom have any other color
B) Most penguins are flightless birds that live in the cold waters of the Southern Hemisphere
C) Penguins live in crowded [...]

9.      Scientists …………the common Cold as …………by a family of          Over 200 viruses.                           A)    were regarded / having been caused
B)     are regarded / having caused
C)    regard / being caused
D)    have regarded / to have coused
E)     regarded / to have been caused
17. Thanks to a newly developed battery-charging device called ‘’the [...]

1. A team of scientists at the California
Institute of Technology has developed a
lensless microscope which is the size of a
coin and can quickly and cheaply scan blood
for
[...]