[ Past Perfect or Past Perfect Continuous ]
After the janitor ________ the gate, he brought the dangerous dogs too.
A. had locked
B. had been locking
C. had lock

Random Topics:
Simple Past Tense (was/were)First Conditional, Future Time ClausesRegular and Irregular VerbsThings in EnglishCorrelative conjunctionsPast Perfect and Past Perfect Continuous Tense-Ing and Infinitive Verb PatternsFamily Vocabulary and GrammarSimple, Complex, Compound SentencePresent Tense vs Past TenseOther quiz:
Vocabulary › View Our English teacher marks our essay thoroughly so that we are able to know our mistakes.
A. in a detailed way
B. in a casual way
C. very carelessly
D. very impatient
Past Simple Tense › View
Last summer I _____ Ngoc Son Temple in Ha Noi.
A. visiting
B. visits
C. visitted
D. visited
Grammar › ViewThe ______ is very pleasant today
A. Whither
B. Weather
C. Whether
D. Wither
Past Tense › View
her cries and (rushes) ______________________ to the cottage.
A. shouted
B. rushed
C. killed
D. was
E. heard
