判断下列单词画线部分读音是(T)否(F)相同。

⑴A. cow                B. how              C. now

⑵A. count             B. about            C. blouse

⑶A. window         B. down             C. know

⑷A. around          B. you                C. mouth

⑸A. mouse           B. four               C. trousers