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Unit 4 Travel Before and After Trains
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earth and rock falling or sliding down a mountain
landslide
Oops!
Okay!
a way of sending messages over wires
telegraph
Oops!
Okay!
unpleasant, hard
miserable
Oops!
Okay!
very useful
valuable
Oops!
Okay!
Oops!
Okay!
people who have important jobs in a business
officials
Oops!
Okay!
large nails
spikes
Oops!
Okay!
lively, busy
bustling
Oops!
Okay!
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