He is _________ about his chances of winning a gold medal in the Olympics next year.
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A
optimistic
B
optional
C
optimal
D
obsessed
推荐题目
Most museums are just for looking. But today some of them have things for you to touch.The __say,“__”
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A
signs; Do touch
B
notices; To touch
C
signals; Be touching
D
signs; No touching
 Not I but Tom _______ the car accident.
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A
was to blame for
B
were to blame for
C
was blamed for
D
were blamed for