Topics: Present Tenses
We have to rest. We ………………………………… (walk) for over four hours.
A. have walked
B. are walking
C. have been walking
D. walk
Select your answer:
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Order of AdjectivesSimple Compound and Complex SentencesPresent Perfect or Past Simple TenseDescribing WordsPhrasal Verbs and Verb FormsTOEFL GrammarVerb Tenses and Sentence StructurePassive Voice with Modal VerbsGrammar ModalsComparative - SuperlativeOther quiz:
Grammar › ViewWhen students have laptops, they can type their notes ____ into a document.
A. direct
B. directly
C. direction
D. directing
Grammar › View
CHOOSE THE CORRECT GRAMMAR TENSE
What has he been doing the whole week?
A. Present Perfect
B. Present Perfect Progressive
C. Past Perfect