Поместите слова в пробелы в тексте. Scientists have warned that the (1)
of debris floating around in space is
becoming a (2)
to the International Space Station (ISS). Experts say that the
time has (3)
to start cleaning it up. America's space agency NASA estimates
that there are around 22,000 (4)
in orbit that are big enough to track. These
include things like spent booster rockets and old satellites. They also say there are (5)
smaller pieces of scrap that could damage the ISS, space ships travelling to it.
and (6)
- million-dollar satellites. It is such a big problem that the ISS
occasionally has to (7)
out of the way to avoid being hit. Donald Kessler, a
retired NASA scientist said, "We've lost (8)
of the environment."
Space agencies have come up with many plans over the (9)
few decades to
address this problem. Agreements to (10)
the amount of new space junk had
been working. These agreements are supposed to (11)
that anything sent into
orbit eventually falls back to Earth and (12)
up. However, in the past four
years, the amount of space junk has (13)
In 2007, China blew up a satellite
in a missile test, and in 2009 two satellites crashed while in orbit. These two events changed
everything and effectively made (14)
agreements out of date. There have
been (15)
suggestions on how to clear the junk. These include launching
large magnets or putting (16)
nets into space to catch dangerous items.

Countless, Come, Move, Volume, Control, Objects, Danger, Multi, Previous, Restrict,
Giant, Ensure, Doubled, Past, Several, Burns,​