She was scared the yard because she was scared by the big dog at the gate.A. to go into;

问题补充：

She was scared the yard because she was scared by the big dog at the gate.

A. to go into; to be bitten; lay

B. of going into; to bite; lying

C. of going into; to bite; laying

D. to go into; of being bitten; lying

答案：

A. to go into; to be bitten; lay

B. of going into; to bite; lying

C. of going into; to bite; laying

(答案→)D. to go into; of being bitten; lying

解析：考查scared的用法。be scared to do sth.“害怕做某事”；be scared of doing sth.“因害怕而不敢做某事”；dog和lie之间是主动关系，应该用现在分词作后置定语。故选D。