I believe you must come first in the exam. You always do __________ in our class.
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A
more carefully
B
more careful
C
most careful
D
most carefully
推荐题目
 The ________boy is playing chess with his grandfather.
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A
8-years-old
B
8 years old
C
8-year-old
D
8 year old
¬ ______ does your mother watch the Talk Show? - Once a week. 
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A
How long
B
How often
C
How soon
D
How far
. – ______Bob be the manager of our company? – He ______ be, but I’m not sure.
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A
Can; may
B
Can; can’t
C
May; must
D
May; mustn’t