[ Subject-Verb Agreement ]
The world (change, changes) so rapidly that we can hardly keep up.
A. Change
B. Changes

Random Topics:
Progressive TensesExclamationFuture - be going toGrammar: Imperative and Exclamatory SentencesIndefinite and Intensive NounVerb Tenses and UsagePresent Perfect and Past SimpleComparisonsToo or EnoughDo / Have / Can - Basic QuestionsOther quiz:
Prepositional Phrases › ViewShe was standing _____ the top of the stairs.
A. in
B. at
C. about
Superlative Degree (Adjective) › View
Choose the sentence that is written correctly.
A. Ambulances are the most fast emergency transport in USA.
B. Ambulances are the fastest emergency transport in USA.
C. Ambulances are the faster emergency transport in USA.
Mark is … (tall) than Claire.
A. taller
B. tall
Grammar › View
Identify the sentence that uses correct hyphenation.
A. The teacher gave us a pre-test on the post-World War II period.
B. The teacher gave us a pretest on the post-World War II period.
C. The teacher gave us a pretest on the postWorld War II period.
