PRE-UNIT: Getting to KnowYou
CHALLENGE 1 Contractions
CHALLENGE 2 Present Tense
CHALLENGE 3 PastTense
UNIT 1: Balancing Your Life
CHALLENGE 1 Adverbs of Frequency
CHALLENGE 2 Future Time Clauses with When
CHALLENGE 3 Be + Infinitive
CHALLENGE 4 Be + Gerund
CHALLENGE 5 Imperatives
EXTENSION CHALLENGE 1: Adverbial Clauses with Because and So (that)
EXTENSION CHALLENGE 2: Time Clauses with When
UNIT 2: Censumer Smarts
CHALLENGE 1 Get + Past Participle (Causative)
CHALLENGE 2 Superlative Adjectives
CHALLENGE 3 Comparative Adjectives
CHALLENGE 4 Must and Have to
CHALLENGE 5 Transition Words
EXTENSION CHALLENGE 1: Comparatives and Superlatives with Nouns
EXTENSION CHALLENGE 2: Comparative and Superlative Questions
UNIT 3: Heusing
CHALLENGE 1 Comparing more/fewer/less and most/fewest/least
CHALLENGE 2 Present Tense Yes/No Questions and Answers
CHALLENGE 3 Information Questions
CHALLENGE 4 Past Continuous
CHALLENGE 5 Past Continuous with While
EXTENSION CHALLENGE 1: Information Questions
EXTENSION CHALLENGE 2: Time Clauses with When and While
UNIT 4: Our Community
CHALLENGE 1 Information Questions
CHALLENGE 2 Information Questions about Cost (What, How Much)
CHALLENGE 3 Imperatives
CHALLENGE 4 Adverbial Time Clauses (PastTense)
CHALLENGE 5 Editing
EXTENSION CHALLENGE 1: Prepositions of Location
EXTENSION CHALLENGE 2: Adverbial Time Clauses (with Future Meaning)
UNIT 5: Health
CHALLENGE 1 Modal: Should
CHALLENGE 2 Present Perfect
CHALLENGE3 Future Conditional
CHALLENGE 4 Imperatives
CHALLENGE 5 Imperatives vs. Declaratives
EXTENSION CHALLENGE 1: Meanings of the Present Perfect
EXTENSION CHALLENGE 2: Forand Since
UNIT 6: Getting Hired
CHALLENGE 1 Present Tense
CHALLENGE 2 Gerunds and Infinitives
CHALLENGE 3 Gerunds after Prepositions
CHALLENGE 4 Used to
CHALLENGE 5 Would rather
EXTENSION CHALLENGE 1: Present Perfect Continuous
EXTENSION CHALLENGE 2: Adverbs of Manner
UNIT 7: On the Job
CHALLENGE 1 Possessive Adjectives and Pronouns
CHALLENGE 2 How Much and How Many
CHALLENGE 3 Prefer... to
CHALLENGE 4 Modals: Could/Might
CHALLENGE 5 Would you mind... and Could you...？
EXTENSION CHALLENGE 1: Reported Speech
EXTENSION CHALLENGE 2: Three-Word Phrasal Verbs
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