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题目内容
（石家庄铁道大学-大学英语二）
_________ time and labor, cartoonists generally draw the hands of their characters with only 3 fingers and a thumb.
A、 To save
B、 Saved
C、 Saving
D、 Having saved
A、 To save
B、 Saved
C、 Saving
D、 Having saved
参考答案