[ Grammar ]
The boats ___ flying by on the water.
A. Is
B. Are

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Compound Words and SentencesZero and First ConditionalsProgressive Perfect and Simple Verb TensesPresent Perfect and Past SimplePresent Simple, Present Continuous or Present PerfectAdjectives and ArticlesSubordination ConjunctionsSuperlative & Comparative AdverbsContinuous and Perfect TensesGrammar - SimilesOther quiz:
Modal Verbs › ViewThe book is optional. My professor said we could read it if we needed extra credit. But we_______________ read it if we don’t want to.
A. don’t have to
B. must not
C. cannot
Tenses › View
I _____ (call) you when I get home tonight.
A. called
B. will call
C. call