[ Grammar ]
Plastic bottles are less expensive to __________.
A. production (n)
B. produce (v)
C. productive (adj)
D. productively (adv)

Random Topics:
Conjunctive AdverbModals, Infinitives and GerundsSimple Present and Present ContinuousModal Verb Gerund or To InfinitivePassive Voice and Relative ClausesConditional Sentence Type 1Past TensesPast Simple & Past ContinuousSentence LabelingPassive Modals, Impersonal PassiveOther quiz:
Preposition › ViewFill in the blank with the correct words: We’re going on vacation __ the summer.
A. during
B. in
C. at
D. on
Present, Past, Present Perfect and Comparative › View
I´ve had this car since college.
A. Present
B. Simple past
C. Present perfect
D. Comparative
Sentence Structure and Verb Tenses › ViewWhich sentence uses an adjective correctly?
A. She ran quick to the store.
B. He is a talented musician.
C. The cat jumped high.
D. They arrived early.
Gerund vs. Infinitive › View
I always enjoy watching a meteor shower.
A. Participle
B. Gerund
C. Infinitive
