Transport — Unit 3
6 words · study the flashcards, then clear all 4 lessons to finish the unit.
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Words in this unit
subway
“We ride the subway under the busy city.”
helicopter
“The helicopter lands on the roof.”
submarine
“The submarine travels deep under the sea.”
tractor
“The farmer drives a tractor in the field.”
hot-air balloon
“The hot-air balloon floats slowly in the sky.”
spacecraft
“The spacecraft flies all the way to the moon.”