[ Verb Tenses ]
. Which helping verb is used in all perfect tenses?
A. Have
B. Will
C. Do
D. Can
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Action, Helping & Linking Verbs-ing form and the to-infinitiveComplex Sentences with Adverb ClausesSentence Structure and Pronoun AntecedentTenses: Present simple, Past Simple, Future SimpleGerund/ To Verb/ VerbModals of AdviceDemonstrative Pronouns and Verb TensesCorrelative conjunctionsPronouns and AntecedentsOther quiz:
Grammar › ViewThe pop star ……. (tour) since 2000.
A. have been touring
B. toured
C. has been touring
D. is touring
Prepositions › View
He is disappointed ………… the camera on his new phone.
A. with
B. on
C. at
D. to