[ Vocabulary and Grammar ]
Are they ____ observation?
A. being
B. in
C. over
D. under

Random Topics:
Verb Patterns / IngCountable & Noncountable NounsInfinitives and ING FormsComparisionGrammar - Capitalization and Possessive NounsConjunctions and PronounsPresent/Future/Past Simple/Present PerfectConditionals 1,2,3Future Simple TenseGrammar on ConditionalsOther quiz:
Grammar › ViewHow old is she?
A. She has 14 years old.
B. She has 16.
C. She is 12.
D. She 15
Modals › View
You _____ park your car here for a maximum of 30 minutes.
A. have to
B. can
C. don’t have to
D. must
Modal Verbs › ViewI’m allowed to stay out late.
I ____________ stay out late.
A. Can’t
B. Must
C. Should
D. Can
Adjective, Adverb, and Noun Forms › View
Which of the following is the adverb form of “straightforward”?
A. Straightforwardness
B. Straightforwardly
C. Straightforwarded
D. Straightforwarding
