[ Grammar for TOEFL ]
_____ heated by solar energy have special collectors on the roofs to trap sunlight.
A. A home is
B. Homes are
C. A home
D. Homes

Random Topics:
Past and Present Continuous tenseProgressive TenseAcademic VocabularyMust / must notAdverb Clause ConnectorPoetry VocabularyAdverbs, Prefixes, and SuffixesModals of ProhibitionVocabulary and PhrasesPunctuationsOther quiz:
Grammar › ViewHave you ____ to Paris?
A. went
B. go
C. been
D. be
Tenses › View
The post office ____ long lines every morning.
A. has
B. have
C. having
D. is
Tenses and Verbs › ViewFill in the blanks with am, is, are (present tense) and was, were (past tense) The cute cat ___ my pet animal.
A. am
B. is
C. are
D. was
E. were
Passive Voice with Modals › View
Broken glass ______ handled carefully to avoid injury.
A. can be
B. must be
C. may be
D. should be
