PRE-UNIT: Welcome to Our Class
CHALLENGE 1動詞：Be
CHALLENGE 2It is與It's
CHALLENGE 3祈使句（行為動詞）
UNIT 1:Talking with Others
CHALLENGE 1 一般現(xiàn)在時：Be
CHALLENGE 2 一般現(xiàn)在時：Have/Be
CHALLENGE 3 一般現(xiàn)在時的更多練習：Havel Be
CHALLENGE 4 一般現(xiàn)在時：Like
CHALLENGE 5運用from…to…
EXTENSION CHALLENGE 1 物主形容詞
EXTENSION CHALLENGE 2 物主專有名詞
UNIT 2: Let's Go Shopping!
CHALLENGE 1 一般現(xiàn)在時：Shop
CHALLENGE 2 How much is/are…？
CHALLENGE 3It is,They are
CHALLENGE 4物主形容詞
CHALLENGE 5形容詞
EXTENSION CHALLENGE 1 單數(shù)，復數(shù)
EXTENSION CHALLENGE 2 -般現(xiàn)在時的否定式：Want/Need
UNIT 3: Food
CHALLENGE l 一般現(xiàn)在時：Like
CHALLENGE 2 How much/How many
CHALLENGE 3 一般現(xiàn)在時
CHALLENGE 4 形容詞比較級
CHALLENGE 5 簡短回答
EXTENSION CHALLENGE 1 比較名詞
EXTENSION CHALLENGE 2 一般現(xiàn)在時的否定式
UNIT 4: Housing
CHALLENGE l -般現(xiàn)在時：Live與介詞
CHALLENGE 2 -般現(xiàn)在時：Have/Has
CHALLENGE 3 -般疑問句
CHALLENGE 4現(xiàn)在進行時
CHALLENGE 5 介詞
EXTENSION CHALLENGE 1 一般現(xiàn)在時的否定式
EXTENSION CHALLENGE 2 現(xiàn)在進行時的否定式
UNIT 5: Our Community
UNIT 6: Health and Fitness
UNIT 7: Working on It
UNIT 8: People and Learning
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