Unit 1 Until then, I’d always loved that name.
Unit 2 I guess I shouldn’t have yelled at him.
Unit 3 He may have disappeared on purpose.
Unit 4 Should cloning be prohibited?
Unit 5 I can have the floors refinished.
Unit 1-5 Review, SelfTest, and Extra Practice
Unit 6 The guy who lives next door blasts music all night long.
Unit 7 If we hadn’t reached him, he would’ve waited forever.
Unit 8 You won’t die if you look at some paintings.
Unit 9 He said he’d missed his train.
Unit 10 I'm so tired I don’t really feel like going.
Units 6-10 Review, SelfTest, and Extra Practice
Common Irregular Verbs
Common Verbs Followed by the Gerund or the Infinitive
Adjectives and Adverbs