Birds _____ in the air.
A. fly
B. flies
C. usually
D. have

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Past Simple vs Present SimpleUsed toVerbs: Will & Going toVerb FormsTenses PracticePresent, Past and Future TenseGrammar and Sentence StructureConjunctions, Interjections and Sentence TypePassive Voice & TensesPhrases and ClausesOther quiz:
Grammar and Verb Tenses › ViewWhich verb tense is used to convey an action that will occur after a certain point in the future?
A. Present tense
B. Past tense
C. Future tense
D. Perfect tense
Grammar › View
Read the following informational text and summarize it: “The Great Wall of China is one of the most famous landmarks in the world. It was built to protect China from invasions.”
A. The Great Wall of China is a famous landmark built for protection.
B. The Great Wall of China is a modern tourist attraction.
C. The Great Wall of China is the longest wall in the world.
D. The Great Wall of China is located in Europe.
Articles › ViewI try to go for __________ run four times __________ week.
A. a/a
B. an/the
C. the/the
D. x / the
Past Modals › View
My parents aren’t very happy. I ___
A. was supposed to have lied to them.
B. shouldn’t have lied to them.
