单项选择题

______ his telephone number, she didn't know how to get in touch with him.

A．Having forgotten
B．Forgetting
C．To have forgotten
D．To forget
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单项选择题
Many ______ drivers have made numbers of traffic accidents since last years.
A．drank
B．drunken
C．drunk
D．drink
单项选择题
Genes determine ______ the shape of a leaf and the sex, height, and hair color of a child.
A．such as features
B．such features as
C．as such features
D．features, as such
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