[ Grammar ]
I was surprised by __________ understand the difficult concepts.
A. be able to
B. being able to
C. to be able to
D. been able to
Select your answer:
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DEGREE COMPARISONParallelism and Subject Verb AgreementArticles and PrepositionsVocabulary & Phrasal VerbAdverbs, Prefixes, and SuffixesArticles & Compound NounsParallel Structure or Combining SentencesGrammar AssessmentAdjectives and Vocabulary
Other quiz:
Grammar › ViewShe usually __________ (walk) with her dog and ____________ (watch) the boats that ____________ (arrive) at the harbour.
A. Walk – watchs – arrives
B. Walks – watch – arrives
C. Walks – watches – arrive
D. Walkes – watchs – arive
Tenses › View
The students ___________ quietly in the classroom.
A. talks
B. are talking
C. is talking
D. talking
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