Lucy was unable to___ her surprise when she saw her teacher in the supermarket.

When she saw the money hidden in the box under her husband's desk, she __________ in surprise.

When I saw her, she was reading ________.

A、an exciting, old, detective story
B、an old, exciting, detective story
C、an exciting, detective, old story
D、a detective, old, exciting story

Lucy got a promotion in her company, ______ was a big surprise for her.

A、this
B、what
C、which
D、that

When she saw her father, her sad expression into a huge smile.