When I asked my boyfriend where he was going he stammered his answer. Later I found out he was lying.
 stammer; falter mumblestammer 貼切又好用. 指說話小聲聽不清楚
當我問男友要去哪裡, 他支唔其詞, 後來我發現他說謊.< >
The janitor neglected his duty on the day the robbers broe into the school.