[ Idioms ]
To “pop up” means to ___.
a. volunteer
b. appear suddenly
c. raise your head

Random Topics:
Adverb of MannerTenses and ConclusionsArticles A and AnModal Verbs & Time Prepositions1st ConditionalModals - Conditionals - Future TensesModal Verb in Passive VoiceAnalogyParallel Structure or Combining SentencesDefinite and Zero ArticleOther quiz:
Future Tenses › ViewWe __________at 9 tomorrow, because the train ___________ at 9.45.
A. leave/ is leaving
B. are leaving/will leave
C. are leaving/ leaves
Grammar › View
The piece of ___________ I received from him was disturbing.
A. inform
B. information
C. informative
D. informational
Grammar › Viewa feather is very ____
A. light
B. heavy
C. long
Nouns & Pronouns › View
Piggolio recently has begun a campaign that will improve client……….
A. satisfied
B. satisfactory
C. satisfy
D. satisfaction