A、 The color doesn't suit him.
B、 He finds it much too big.
C、 It is too small for him now.
D、 The quality is not good.

【正确答案】 C

【答案解析】解析：男士说他只洗过一次的衬衣缩水了很多，无法再穿，因此要求退货。本题选C。

A、 Give his money back.
B、 Explain the washing instructions to him.
C、 Wash the shirt for him.
D、 Exchange for another shirt for him.

【正确答案】 D

【答案解析】解析：男士要求退款，店员表示只能帮他换一件，并打九折，故选D。

A、 The shirt has been washed.
B、 The shirt has shrunk in the wash.
C、 The shirt is a clearance item.
D、 The man didn't take the receipt.

【正确答案】 C

【答案解析】解析：对话中，店员说因为男士这件衬衣是在清仓时买的(clearance、a clearance item)，因此不能退款。可见C正确。

A、 Angry.
B、 Indifferent.
C、 Satisfied.
D、 Regretful.

【正确答案】 A

【答案解析】解析：男士最终未能达到退款目的，赌气说店家可以将这件衬衣送到宠物店卖给小狗穿。由此可知他很气愤，选A。