[ Grammar and Vocabulary ]
Which best describes the underlined verb tense “are watching” in the sentence: *The students are watching a video about opossums now.*?
A. Present progressive
B. Future progressive
C. Simple past
D. Past progressive

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Bare Infinitive and To InfinitivePast ModalsGrammar for TOEFLConditional Sentence Type 0-3Conjunctions and Sequence ConnectorsAuxiliary Verbs & Question TagsIndirect SpeechSimple Present and Simple PastTenses - Present and PastComplex Sentences with Adverb ClausesOther quiz:
Past Perfect vs Past Simple › ViewJill ______ (to phone) Dad at work before she ______ (to leave) for her trip.
A. phoned, had left
B. had phoned, left
C. phoned, left
D. had phoned, had left
Vocabulary › View
to move and affect a large area
A. avoid
B. spread
C. crisis
D. overwhelm
Grammar › ViewI refuse ________ with terrorists.
A. negotiate
B. negotiated
C. negotiating
D. to negotiate
Homonyms › View
One percussion instrument in the orchestra is the ___.
a. cymbal
b. symbol