[ Expressing Obligation and Modals ]
You …. bring your book to class.
A. must
B. must not

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Wish + Verb 2Auxiliary and Modal VerbsGrammar SuffixesGrammar, Literature, and VocabularyIF CLAUSETenses of Verbs - UsageTenses UsageFuture Tenses, Conditionals and ProfessionsPast Continuouswould should couldOther quiz:
Vocabulary › Viewa group of two or more atoms that form the smallest identifiable unit through chemical bonds
A. atom
B. element
C. compound
D. molecule
Vocabulary and Grammar › View
. Why does the author compare space exploration to the Lewis and Clark journey?
A. to describe how the explorations were different
B. to give an example of earlier space explorations
C. to show that explorations are dangerous
D. to demonstrate the idea that space exploration brings opportunities
Adjective › ViewA: I don’t like politics. B: No? I find it ___ interesting.
a.absolutely
b.very
Adjective Clause › View
My favourite uncle, which lives in Texas, arrived last night.
A. Which
B. Lives
C. Texas
D. Arrived
