4000 Essential words 1 Unit 24

n.a solid piece of wood, stone, or ice

• appear
• actual
• advance
• block
• associate

v.you put it under the ground or under a lot of other things

• base
• amaze
• athlete
• bury
• environment

v.to give a loud shout of approval or encouragement

• brain
• charge
• average
• cheer
• factory

adj.hard to understand

• career
• comfort
• behavior
• complex
• feature

n.who gives opinions about movies, books, plays, etc.

• clerk
• contact
• behind
• critic
• instance

n.the way to go

• effort
• customer
• course
• direction
• involve

n.especially something important

• enter
• deliver
• lower
• event
• medicine

v.to run or play sports so that you can be healthy

• excellent
• earn
• match
• exercise
• mix

n.the relationship between people who are friends

• hero
• gate
• member
• friendship
• organize

n.someone who shows you where to go

• hurry
• include
• mental
• guide
• period