[ Prepositions of Time ]
What did you do ___ the weekend ?
A. In
B. On
C. At

Random Topics:
-Ing and Infinitive Verb PatternsGrammar and Verb TensesGerund Subject or ObjectSimple Past vs Past Continuous TenseState Verbs and Action VerbsVerb-ing and InfinitiveRelative Clauses PronounsPrepositions and ArticlesTenses - AuxiliariesAdverb & Compound SentencesOther quiz:
Modals › ViewMr. Wu: Hi, Mark. Where’s your dad?
Mark: Oh, he ______________ to work because there was an emergency.
A. had to went
B. musted go
C. had to go
Relative Clause › View
The building was destroyed in the fire. It has now been rebuilt.
A. The building which was destroyed in the fire has been rebuilt.
B. The building which it was destroyed in the fire has been rebuilt.
C. The building whose was destroyed in the fire has been rebuilt.
D. The buliding was destroyed in the fire which has been rebuilt.
