c) read the sentences to know how to use the words.
curious ['kjuəriəs] (adj): “curious' means eager to learn about things
that are new, strange or interesting. if a child is curious, he's
always asking questions. i'm curious to know what he said. was
he really curious to know more about the new planet? my little
brother is very curious, he always asks a lot of questions.
explore [ik'splə: ] (u): “to explore' is to travel in unknown lands for
the purpose of discovery. did our cosmonauts explore space to
learn what it is like? columbus discovered america but he did not
explore the new continent.
an explorer [ik'splɔrɔ] (n) is one who explores.
exploration (eksplə'reiſn] (n): did the exploration of space begin in
russia?
set (setl (set, set) (v): "to set' means here to go down. is the sun
setting? it will be colder when the sun has set. when will the sun
set? where does the sun set? it sets in the west.
