Without transportation, our modern society would not exist.
A. Our modern society will not exist without having traffic.
B. Our modern society does not exist if there is no transportation
C. If transportation no longer exists, our modern society will not either.
D. If there were no transportation, our modern society would not exist.

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Demonstrative SpeechPresent ProgressiveModals, Infinitives and GerundsCoordinate ConjunctionPresent Perfect, Present Simple, Present ContinuousTo Infinitive or Bare InfinitiveConjunctions and PrepositionHelping and Linking VerbsGerunds and InfinitivesGrammar - some / anyOther quiz:
Comparative Degree (Adjective) › ViewFew diets are _______than those fi lled with junk food.
A. Worst
B. Worse
Vocabulary › View
Force exerted by every object in the universe on every other object. The amount of force depends on the masses of the objects and the and the distances between them.
A. Unbalanced Forces
B. Force
C. Balanced Forces
D. Friction
E. Gravity
Grammar › ViewYour friend (go) _________ home at 4 pm.
A. goes
B. going
C. go
D. gone
Modal Verbs for Permission and Obligation › View
Write a sentence using ‘need to’ to express a necessity.
A. I need to go to the store later.
B. You need to clean your room tomorrow.
C. They need to watch a movie tonight.
D. I need to finish my homework before dinner.
