It's warm inside. You'd better take off your coat. Which of the following is correct in pronunciation for the underlined word in the sentence?
A:/kæt/
B:/kα:t/
C:/kait/
D:/kəut/
一艘小船船底离水面0.5m,若船底有一面积为2cm2的小洞被一木塞堵住,水对该木塞的压力为 ____ N.
你能照样子写吗?
早(早晨)余____ 古____ 采____
草(草地)徐____ 苦____ 菜____