[ Grammar ]
He solved the problem…………………………two minutes.
A. At
B. In
C. For

Random Topics:
Grammar - Place and MovementRelative Clauses PronounsSentence Structure and ConjunctionsPassive to ActiveModal and Modal PerfectConjunctivesGerunds and TensesPhrasal Verbs and Verb FormsThe First Conditional (if/unless)Past simple vs Present perfectOther quiz:
Grammar › ViewPeople were stranded in their homes. ________ were afraid that their wooden house might be swept away by the flood
A. Them
B. We
C. They
D. Our
Tenses › View
An action in progress in the present
A. Present perfect
B. Present continuous
C. Simple present
Grammar › ViewAndy’s Mom: Who gave you this book?
Andy: Ms. Johnson did. She _____ my new English teacher.
A. were
B. was
C. wasn’t
D. is
Vocabulary › View
_____ are hints that help solve a problem or mystery.
A. landmark
B. grand
C. clues
D. carve
