下列古代中国灌溉工具按其出现时间的先后顺序排列正确的是
①筒车②戽斗③翻车④风力水车 [ ]
A．②③①④
B．①④②③
C．④②③①
D．③①④②
答案：A
The man ____ of shooting 16 schoolchildren was returned to Anhui Province police on Friday following his arrest by Beijing police, the Xinhua News Agency reported on Friday.
A．suspected
B．suspecting
C．being suspected
D．to be suspected
MOTOROLA手机常见性能测试包括（）。
A.RCA测试
B.MEK测试
C.附着力测试
D.以上均是
