[ Grammar and Vocabulary ]
These buses are …… as they don’t use gasoline.
A. environment friendly
B. environmental friend
C. environmentally friendly
D. environmentally friend

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Perfect Verb TensesTemporal Conjunctions and ConnectivesComparison of Adjective and AdverbHave vs. HasGrammar & VocabularyModals Of SpeculationPast Tense and Past ContinuousPresent and Past Simple TenseSimple Present Continuous TenseKnee AnatomyOther quiz:
Grammar › ViewMy brother found a gold necklace while he ___________ at the park yesterday.
A. jogs
B. jogged
C. is jogging
D. was jogging
Grammar › View
At the end of the book, the detective …….. the kille
A. Catches
B. Catching
C. Is changing
D. Has caught
Grammar › ViewShh! The teacher ___ a question now.
A. am asking
B. is asking
C. were asking
D. was asking
Tenses › View
The restaurant _____ (not locate) in Murcia.
A. Are locate
B. Isn’t located
C. Aren’t located
D. Is locate
