What’s the plural of knife?
A. Knifes
B. Knifies
C. Knives

Random Topics:
Comparatives and Past Perfect TenseActive and Passive voiceIn/On/At + TimeAdjectives, Adverbs, and PrepositionsPresent Simple/AffirmativeFuture or PastPresent Forms and Narrative TensesHow often - long - much - manyClause Markers TOEFL GrammarVocabulary and IdiomsOther quiz:
Grammar › ViewSelect the sentence that is correctly punctuated.
A. That beach is popular in the summer in other words, if you go there, plan to arrive early to get a good spot.
B. That beach is popular in the summer, in other words: if you go there, plan to arrive early to get a good spot.
C. That beach is popular in the summer; in other words, if you go there, plan to arrive early to get a good spot.
D. That beach is popular in the summer, in other words, if you go there, plan to arrive early to get a good spot.
Future Tenses › View
Identify the future simple tense: ‘I will finish my homework later.’
A. I have finished my homework later.
B. I finished my homework later.
C. I will finish my homework later.
D. I will be finishing my homework later.
Grammar › ViewLuis should win because he is ——-runner
A. quickly
B. well
C. fast
Gerund, Infinitive & Modals › View
A lot of work ____ by tomorrow. It’s the end of the month.
A. could be done
B. mustn’t be done
C. has to be done
D. has to do
E. shall be done