People prefer to send e-mail than to post letters because e-mail are much ____ than letters.
A. fast and convenient
B. faster and convenient
C. fast and more convenient
D. faster and more convenient
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The Mars is far ____ to us than the Pluto (冥王星). We wish we could live on it one day.
A. close
B. closer
C. closest
D. the closest
The girl looks as ____ as a film star.
A. lovely
B. beautifully
C. carefully
D. swiftly
In the exam, the ____ you are, the ____ mistakes you’ll make.
A. carefully, little
B. more careful, fewer
C. more careful, less
D. more carefully, fewer
The turkey smelt ____ the chicken wings.
A. as delicious as
B. as deliciously as
C. much delicious than
D. more deliciously than
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