Topics: Gerund and Infinitive
After walking for two hours the guide stopped to let the others ______ with them.
A. caught up
B. to catch up
C. catching up
D. catch up
Select your answer:

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Modals TensesPresent Tense (Negatives and Questions)Tenses - Irregular VerbsSubordinating Conjunctions and Complex SentencesReported Speech and TenseIndependent and Dependent ClausesAdjectives and ArticlesVerbs – Nouns – Adjectives - AdverbsSentence Structure and Verb Tensesduring, for, whileOther quiz:
Tenses › ViewThe policeman ——————- the thief red-handed.
a) Catch
b) Caught
c) Is caught
d) Catching
Grammar › View
He’s used…………… in heavy traffic everyday.
A. drive
B. to drive
C. driving
D. to driving
