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Question 1Mid
Because the alibi depended on a train that had stopped running years earlier, the detective found it .
Answer: B — untenable
The impossible train schedule causes the alibi to collapse; untenable means not able to be defended.
Pick an answer to see whether it is right — nothing is saved, and nothing needs an account.
Sentence Completion — single-word topic pagePractice Sentence Completion — single-word in the app
5,541 questions · 38 topics
Synonyms, sentence completion, reading and math — questions chosen for where you are right now, wrong answers that come back until they stick, and whole timed sections, start to finish.
ISEE Upper practice test (160 questions)ISEE Upper Challenge (84 questions)
Popular topics
SynonymsWhole numbers, integers, and operationsMain IdeaNumbers and operations (factors…Sentence Completion — single-wordFractions, decimals, and percents
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3,874 questions · 26 topics
Synonyms, analogies, reading and math — questions chosen for where you are right now, wrong answers that come back until they stick, and whole timed sections, start to finish.
SSAT Upper practice test (150 questions)SSAT Upper Challenge (50 questions)
Popular topics
Number concepts and operationsMain ideaSynonymsFractions, decimals, and percentsSupporting detailsAnalogies
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5,857 questions · 41 topics
Reading, revising & editing and math — questions chosen for where you are right now, wrong answers that come back until they stick, and whole timed sections, start to finish.
SHSAT practice test (100 questions)SHSAT Challenge (50 questions)
Popular topics
Sentence structure and formation…Introducing the topic sentence / thesisMain ideaNumber system and operationsSubject–verb agreementAdding a supporting sentence or claim
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4,523 questions · 30 topics
Reading & Writing and Math — questions chosen for where you are right now, wrong answers that come back until they stick, and whole timed sections, start to finish.
SAT practice test (98 questions)SAT Challenge (44 questions)
Popular topics
Words in ContextLinear equations in one variableText Structure and PurposeLinear equations in two variablesCross-Text ConnectionsLinear functions
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6,044 questions · 81 topics
English, math, reading and science — questions chosen for where you are right now, wrong answers that come back until they stick, and whole timed sections, start to finish.
ACT practice test (171 questions)ACT Challenge (45 questions)
Popular topics
Run-ons and comma splicesReal number system and number propertiesCentral idea, theme, and main ideaReading values from tables, graphs…Sentence fragmentsInteger and rational exponents
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Every topic of every exam here has a page of its own: what it tests, how it is asked, and worked examples.
When you want to practice, each exam has its own free app — offline, ad-free, no account.