[ Grammar ]
Choose the correct verb from the choices
The flock (flies, fly) south for the winter.
A. fly
B. flies
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Auxiliary and Modal VerbsGrammar Comma UsagePresent ContinuousKinds of NounsTenses and ArticlesPresent Tenses: Simple vs ContinuousTOEFLPresent Simple Tense PassiveAdverbs and PhrasesCommon Grammar Mistakes and Spelling TipsOther quiz:
Grammar › ViewA worker connected the boat to a rail with a notted rope. Which correction should be made to this sentence?
A. Change rail to rale
B. Change boat to bote
C. Change notted to knotted
D. Make no change
Grammar › View
We _______ going to play the guitar.
A. am
B. is
C. are
Grammar › ViewThey always _________ ( study) English at the weekend.
A. Studied
B. Study
C. are studying
Grammar › View
Global warming affects humans, the environment, and is scary
A. parallel
B. not parallel