[ Modals ]
Complete the missing word. In the plains and grasslands of North America, we _____ not interfere with the habitat of the bison or they, too, will become extinct.
A. must
B. could
C. may
D. might

Random Topics:
Noun and Modal VerbsAdverbial ClausesModal, Causative Verb & Elliptical StructureConditional TypesMixed GrammarSynonyms and VocabularyPronouns ( Interrogative )Verbal PhrasesNouns as AdjectivesTenses and PronounsOther quiz:
Grammar - Present Perfect with for and since › ViewWe have studied for this exam __________ we came home.
A. since
B. ever
C. when
D. yet
Grammar › View
Which of the following sentences is in the passive voice?
A. The chef cooked a delicious meal.
B. The meal was cooked by the chef.
C. The children played in the park.
D. The teacher graded the exams.
Adverbial Clause of Manner › ViewThe girl looks _____ she has just seen a ghost.
A. as
B. as if
Grammar › View
“Meet me at the cinema”
He told me _______.
A. to meet me at the cinema.
B. to meet you at the cinema.
C. to meet him at the cinema.
D. to meet her at the cinema.
