[ Grammar ]
If people used cars less, the air … much cleaner.
A. would be
B. would have been
C. will be
D. was

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Grammar › ViewThey all __________ very well in my choir last night.
A. sanged
B. sung
C. sang
D. singed
Grammar › View
A car and a bike ___ my means of transportation.
A. is
B. are
For vs Since › ViewThey have not met each other _______ they graduated from university.
A. since
B. for
Vocabulary › View
Which word best describes an action that is likely to upset or anger others?
A. Tactful
B. Inflammatory
C. Laudatory
D. Deferential
