[ Degrees of Comparison ]
The modern wind turbine works the …
- more efficiently
- most efficiently
- efficiently

Random Topics:
Progressive Perfect and Simple Verb TensesPast Perfect Simple & ContinuousPast form of ModalsConditionals and WishesFuture Perfect TenseVocabulary and PhrasesFuture Simple TensesGrammar, adverbs of frequency placementTime ClauseParticiple - ing/ edOther quiz:
Tenses › View. I __________ reading a fascinating book.
A. have just finished
B. had just finished
C. will have just finished
Present Continuous Tense › View
Jono ……… his kite now. He is at school.
A. Isn’t flying
B. Aren’t flying
C. Doesn’t fly
D. Don’t fly
Idioms › ViewJohn didn’t notice he had run ___ his neighbor’s little dog.
a. over
b. on
c. off
Verb Tenses › View
We ___ the National Anthem yesterday.
A. sing
B. sings
C. sang
D. sung
