Fill in the blanks to explain how the rooms in the Icehotel are made.
First, workers?
the walls
using snice and large pieces of ice.
Then, each artist picks a room and
uses?
to carve the ice into
beautiful works of art.

the present continuous is a verb tense which is mainly used to indicates that an action is in progress at the moment of speaking.  

it is formed using: person + verb to be (am/is/are) +verb + - ing form  

example: i am studying at this moment .

in addition, the present continuous is also used in order to express things that will or will not happen in the near future.

example: i am having dinner with some friends tonight.

the speaker sometimes   uses it   to express that an action is repeated and it causes irritation on the part of the speaker

example: my sister is constantly complaining about everything.

because he was killed by the black arrow.

the answer is "the man who came here yesterday was selling magazines."