[ Infinitives and ING Forms ]
They’ve agreed …. solar panels on the school roof to save energy.
A. to put
B. putting
C. to put or putting

Random Topics:
Grammar & VocabularySimple Past Tense and Present Continuous TenseMix-TensesModals for DeductionGrammar - Sentence StructureModals and TensesComparisonsAdverbial ClauseGrammar on ConditionalsSimple Past vs Past Continuous TenseOther quiz:
Verb + Infinitive › ViewI plan … at every picanteria in Arequipa.
A. to bring
B. eat
C. to live
D. to eat
Adverbs › View
Choose the correct form of the word in parentheses: The little boy looked …… . I went over to comfort him and he looked at me……
A. sad/ sad
B. sad/ sadly
Grammar › ViewWhat is the correct contraction for the following word pair?
A. your
B. you’are
C. yo’re
D. you’re
Vocabulary › View
management of resources
A. sod
B. tenacity
C. husbandry
D. indomitable
