[ Present Tenses ]
When Mrs Krashen ____ at the airport yesterday morning, she realised that she ____ her passport at home.
A. arrived / have forgotten
B. have arrived / forgot
C. have arrived / have forgotten
D. arrived / had forgotten

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PRESENT SIMPLE vs PRESENT CONTINUOUS + QUANTUnderstanding Product Packaging and TensesModals of ProhibitionPresent Perfect Simple & Present Perfect ContinuousKinds of SentencesPronunciation and VocabularyNouns, Pronouns, Antecedents, and Singular and PluralImperative SentencesPassive and Active SentencesConditionals III - Mixed 1st, 2nd & 3rd ConditionalsOther quiz:
Grammar › ViewWe use the Present Continuous/Present Progressive to talk about plans already made for the future.
A. TRUE
B. FALSE
Relative & Modals › View
Choose the word or phrase that is more closely related to given word or phrase: grow up
A. become older
B. become larger
Grammar › View____ your friend done his homework?
A. Having
B. Has
C. Have
D. Haven’t
Gerund vs. Infinitive › View
Moving is always troublesome.
A. Verb
B. Participle
C. Gerund
