[ Grammar ]
We haven’t heard from her since she arrived in Bangkok — it’s very … .
A. worrying
B. worried

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Simple Present and Present ContinuousPast Simple, Past Continuous, Past PerfectClause Markers TOEFL GrammarAdjective ClausesConjunctive AdverbsPassive Voice - Present TensesWishesGrammar, Literature, and VocabularyModal Verbs and Gender NounsConjunctions, Prepositions and InterjectionsOther quiz:
Past Tenses › ViewI’m very tired. I over four hundred miles today.
A. drive
B. am driving
C. have drived
D. have driven
Conditional Sentences › View
If Ann could go on a trip, she… to Mexico.
A. will go
B. had gone
C. would go
D. would have gone