A : I’m very worried.
B : Look, if she __________ by 9 o’clock, I’ll go out and look for her.
A. isn’t calling
B. hasn’t called
C. didn’t call

Random Topics:
Comparative and Superlative AdverbsConjunctions and CommasSimple Present Tense/be/Present ProgessiveModal PossibilitiesMust or Mus notGrammar of Conjunctions and PrepotitionsRelative Clauses and UsageGerund vs InfinitiveSimple Present and Present ContinuosSuperlative & Comparative AdverbsOther quiz:
Maritime Vocabulary and Grammar › View“Nautical” is related to ___.
A. Cars
B. Airplanes
C. Ships and sailing
D. Trains
E. Bicycles
Vocabulary › View
Data which can be placed on a numerical scale and compared, and can consist of discrete or continuous variables.
A. survey
B. quantitative data
C. categorical data
D. experiment
Present, Past, and Future Time › ViewWhat is the use of the future going to? / cual es el uso del future going to
A. Hablar de una situación del pasado
B. Expresar una intención para hacer una actividad en el futuro
C. Dar un consejo
Grammar › View
What is the cause in the following sentence?
Sally didn’t study. She had an F on the test.
A. Sally didn’t study.
B. She had an F on the test.
