Penguins are birds that live mainly in the Antarctic Continent.
But (1)_ most birds, penguins can't fly. However, they do manage to
_ (2)_ in other ways. If you were to visit a penguin in its homeland, you
might find it sliding on its belly in the snow or jumping on the rocks.
But they are really _(3)_ in the water. No other kind of bird can
_ (4)_ the penguin's swimming skill. According to scientists, penguins
are almost (5) to "fly" underwater. By flapping their wings like
flippers, they can propel themselves _(6)_ speeds of up to 15 miles
an hour. Every two or three minutes, they come to the surface for air.
1. (A) like
(B) alike
(C) unlike
(D) similar to
2. (A) show up
(B) get away
(C) take wing
(D) show off
3. (A) at home
(B) at large
(C) with ease
(D) on leave
4. (A) match
(B) compete
(C) compare
(D) improve
5. (A) capable
(B) able
(C) possible
(D) responsible
6. (A) for
(B) by
(C) on
(D) at