[ Gerunds and Infinitives ]
National park officials do not permit ______ the park without an official guide. You can hire one at the park office.
A. to enter
B. entering

Random Topics:
The Past SimpleGiving and Asking for AbilityPresent Perfect or Past SimpleFirst & Second ConditionalArticleTenses and QuestionsPresent Perfect Continuous TensePresent Simple ProgressiveDo not or Does notPrepositional PhraseOther quiz:
Grammar › ViewWhich of the following is a collective noun?
A. Team
B. Happiness
C. Dog
D. Paris
Tenses › View
Hurry! They ____ waiting for you.
A. are
B. is
C. have
D. has