[ Grammar ]
Professor Curie and I worked at that time in the laboratory of the school of Physics and Chemistry where Professor Curie ______ his lectures.
A. is holding
B. was holding
C. to hold
D. held

Random Topics:
Past, Present, FutureRelative Clauses and UsageAlthough / DespiteGrammar and Sentence CorrectionGrammar and StructureZero ConditionalAdverb Clause ConnectorCompound AdjectivesAdjectives & AdverbsAdverb of Frequency and Past Continuous TenseOther quiz:
Grammar › ViewWill you continue arguing with me until I ………………….. my mind
A. changes
B. change
C. changing
D. changed
Idioms › View
I can’t believe he called the police about the noise. He’s such an old-fashioned person.
a. a fossil
b. a fish
c. a foam
The truck will ___ away the bags of leaves.
a. hall
b. haul
Progressive Perfect and Simple Verb Tenses › View
What is the verb tense?
You have entered into a realm filled with magic.
A. Simple Past
B. Progressive Past
C. Perfect Present
D. Perfect Past
