[ Preposition of Time ]
Make sure you arrive __ time to the lesson tomorrow.
A. In
B. On
C. At
D. By

Random Topics:
Infinitive and GerundThings in EnglishThe Past SimpleVerb Moods and Vague PronounsModals - Conditionals - Future TensesPrepositions and Phrasal VerbsSimple TenseMixed TensesComparison of Adjective and AdverbPast Simple & Past ContinuousOther quiz:
Tenses › ViewHe discovered that the shoes he……………were too small for him when he got home.
A. bought
B. had bought
C. has bough
Grammar › View
Animals can be ______________ if their young is in danger.
A. crucial
B. aggressive
C. poisonous
D. disgusting
If - Clauses › ViewIf I …… you, I would tell him straightaway
A. am
B. was
C. were
TOEFL Grammar › View
_____ the hotel rooms are reserved throughout peak season.
A. Almost
B. Almost of
C. Almost all of
D. Most of all