[ Grammar ]
It’s difficult to ………. up with Frank. He walks too fast.
A. stay
B. keep
C. continue
D. go

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Adjectives and comparisonsClauses of ReasonDefinite and Indefinite ArticleModal, Causative Verb & Elliptical StructureGerunds and InfinitivesConjunctions, Interjections and Sentence TypePresent Perfect vs Past Simple TensePast Tense and NeutralPast and Future TensesPassive Voice - Past SimpleOther quiz:
Sentences Function and Structure › ViewA whale breathes air through its lungs.
‘Through its lungs’ is an:
A. Adjectival phrase
B. Adverbial phrase
Modal Verbs › View
I ___ swim very well.
A. can
B. mustn’t
C. shouldn’t
D. might