[ Relative Clauses ]
He went to Boston last weekend. He took part in a conference there.
A. He went to Boston last weekend where he took part in a conference.
B. He went to Boston last weekend at which place he took part in a conference.

Random Topics:
Because / soVOCAB & GRAMMARConjunction: Because and SoVerb PhraseTenses & PrepositionComparative AdjectivePhrases and TensesPast form of ModalsNouns FormationGrammar - too & enoughOther quiz:
Grammar › ViewYou are allowed to leave………….. you have finished your work.
A. on
B. in
C. after
D. before
Active vs. Passive Voice › View
You can’t smoke cigarettes here.
A. This sentence is “Active.”
B. This sentence is “Passive.”
