i looked up and noticed a snake ____its way up the tree to catch its breakfasta to wind b wind c winding d wound

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i looked up and noticed a snake ____its way up the tree to catch its breakfasta to wind b wind c winding d wound

i looked up and noticed a snake ____its way up the tree to catch its breakfasta to wind b wind c winding d wound
i looked up and noticed a snake ____its way up the tree to catch its breakfast
a to wind b wind c winding d wound

i looked up and noticed a snake ____its way up the tree to catch its breakfasta to wind b wind c winding d wound
c

C
notice……v.+ing/v.+ed
因为这里wind和snake是主动关系,所以用notice……v.+ing,因此选C

C
notice sb. doing sth

B