_____ right and go down Qiuzhi Street.
A:Turn
B:Turns
C:To turn
D:Turning
— Yes. Many visitors are surprised at the rapid ________ of Fuzhou.
小轿车上的汽油机工作时提供动力的是____冲程,将____能转化为机械能,一台效率为30%的汽油机,当输出6.9×107 J有用功时,消耗的汽油质量是____ kg.(汽油的热值是4.6×107 J/kg)