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:

Random Topics:
Modal Auxiliaries and To Be VerbsSimple, Complex, Compound SentencePronunciation and VocabularyPast Simple & Past PerfectModals and VocabularyGrammar - to be, possessive, have gotPast Tense and NeutralVocabulary and PrepositionsPossesive Pronouns and Modals of AbilityPrepositions after VerbsOther quiz:
Grammar › ViewMark,…………… is only twenty, teaches French.
A. which
B. who
C. when
D. whose
Reported Speech and Reporting Verbs › View
I didn’t break the window.
A. denied
B. threatened
C. reminded
