[ Modal Verbs ]
Certainly, they ___ know we’re coming. Let’s not ruin the surprise.
A. must not
B. could
C. may not
D. have to

Random Topics:
Adverb of Frequency and Past Continuous TenseModals and PrepositionPast Simple, Past Continuous, Past PerfectModals - Conditionals - Future TensesVerb Tense, Pronouns and AntecedentsTimeFuture Tense VerbEssential and Nonessential ClausesPresent ContinuousArticles and PronounsOther quiz:
Subject – Predicate › ViewSam and his dog ran on the beach. Which of the following is the predicate?
A. Sam
B. Sam and his dog
C. Ran
D. Ran on the beach
Grammar › View
How big is the International Space Station? What’s the indirect question?
A. Could you tell me how big is the International Space Station?
B. Could you tell me how big the International Space Station is?
C. Could you tell me how big is it, the International Space Station?
DEGREE COMPARISON › ViewLinda is as … as her sister.
A. beautiful
B. beautifully
C. more beautiful
D. most beautiful
Grammar › View
The audience _______ after watching the great performance.
A. sang beautifully
B. danced gracefully
C. clapped loudly
D. smiled sweetly
