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题目内容
（西安石油大学大学英语I（下））
_________ time and labor, cartoonists generally draw the hands of their characters with only 3 fingers and a thumb.(本题2.5分)
A、 To save
B、 Saved
C、 Saving
D、 Having saved
A、 To save
B、 Saved
C、 Saving
D、 Having saved
参考答案
