【2010福建·晋江】32. — Lily has a silk __________. Listen, she is singing in the next room!
— How nice!
A. look B. noise C. voice
答案：C
【解析】名词词义辨析。look可数名词，意思“相貌，样子，外表”，常用复数形式；noise 不可数名词，意思“噪杂声，吵闹声”；voice，可数名词，意思“嗓音，说话声”。故选择C。
【2010黑龙江·鸡西】21. －How many ______can you see in the picture?
－Only one.
A. dog B. sheep C. child
答案：B
【解析】名词的用法。How many后修饰可数名词的复数，这里的sheep是单复数同形的，用复数。其他答案都只是单数。
