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【判断题】
图层蒙版是一张灰度图，只有不同程度的灰色（包括黑色、白色），没有其他颜色。A.
正确
B.
错误
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举一反三
【单选题】Dr Brown has the habit of _____ the room when he is thinking about something troublesome.
A.
pacing
B.
stepping
C.
walking
D.
marching
【单选题】As a heavy smoker , he finds it hard to get rid of the habit, which has a bad _____on his health.
A.
affect
B.
effect
C.
effort
D.
affection
【简答题】He has the habit of notes while reading.英译汉
【单选题】Being ______ about food, she doesn't eat any chicken and pork, so fish is her favorite.
A.
casual
B.
particular
C.
indifferent
D.
crazy
【简答题】英译汉：He has the habit of notes while reading.
【单选题】He is accustomed ______ late on weekends for he has the habit of working at night.
A.
to sit up
B.
to sitting up
C.
at sitting up
D.
for sitting up
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