[ Grammar ]
How long had you been waiting/had you waited at the station when the train arrived?
A. had you been waiting
B. had you waited

Random Topics:
Modal PossibilitiesFigure of SpeechCausative VerbFunctional Sentence TypesProgressive Verb TensesEmployment VocabularyVocabularyVerb Tenses and UsageModals for Necessity and SuggestionsMixed GrammarOther quiz:
Grammar › ViewAfter the physics lesson, the children know that water ____ at 100 degrees C.
A. will boil
B. is boiling
C. boils
D. boil
Active and Passive › View
Complete with the correct passive form:
Thousands of audio books _______ every year.
_
A. are recorded
B. were recorded
C. recorded
Prepositions › View“Why does Jane look so happy?” “Because she’s _____ love.”
A. at
B. on
C. in
D. by
Simple Present Tense › View
Lynn’s father watches badminton on TV, but he ____watch judo.
A. do
B. don’t
C. does
D. doesn’t
