[ Present Perfect Tense ]
My sister ….. ridden a bicycle. She is afraid that she will fall off.
A. never
B. has never
C. has ever

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Tenses: Present simple, Past Simple, Future SimpleNarrative, Past TensesIrregular verbsAdverbial Clauses of Manner and ResultWill or Going toPast Simple (to be)Adverbs & to beGrammar for TOEFLHave vs. HasPerfect Verb TensesOther quiz:
Future Tenses › ViewBy the first of December this year I ….. here for fifteen years already.
A. work
B. will be working
C. will have worked
D. will work
Tenses › View
I _____ my girlfriend for a couple of years and during that time I … many changes in her personality.
A. Have seen … have seen
B. Have seen … have been seeing
C. Have been seeing … have been seeing
D. Have been seeing … have seen
Grammar › ViewDo you think that skiing is ________ than snowboarding?
A. exciting
B. excitinger
C. the most exciting
D. more exciting
E. one of the most exciting
Grammar › View
If my password _____ , I’ll set a new one.
A. Expires
B. Will expire
C. Expired
D. Would expire
