[ Grammar ]
The key to ______(unlock) our power of forests is in the five senses.
A. unlock
B. unlockking
C. unlocking
D. uncloking

Random Topics:
Present Simple TenseParticiple Clauses & Cleft SentencesPresent simple, Present continuous, Singular, PluralAdverbs, Infinitives, Definite ArticlePrepositions Of PlaceGiving and Asking for AbilityOpinion / AgreementSpeech TensesConditionalsBare Infinitive and To InfinitiveOther quiz:
Gerund, Infinitive, Bare Verb › ViewHe wouldn’t let my baby ……………….with his gold watch
A. to play
B. play
C. playing
Modals › View
Tom is possibly the person you ______ speak to.
A. need
B. need to
C. must to
D. might
Preposition on Time › ViewI have dinner ___ six o’clock.
A. at
B. on
C. in
D. X
Grammar › View
__time awaits for no man.
A. –
B. The
C. A
D. An
