问题
选择题
Betty, still ______ excited, took away the box ______ with birthday presents for her.
A．looked; filled
B．looked; filling
C．looking; filled
D．looking; filling
答案
答案：C
考查非谓语动词。look是系动词没有被动语态，Betty与look之间是主谓关系，所以用现在分词。be filled with“充满......”。故选C。