船舶进入冰区以前,应适当调整本船的吃水和吃水差,通常应尽可能地()吃水,并保持1.0m~1.5m的。
A.增加,尾倾
B.增加,首倾
C.减少,首倾
D.减少,尾倾
参考答案:A
It took us quite a long time to get to the amusement park. It was ___________ journey.
A.three hour
B.a three-hours
C.a three-hour
D.three hours
以下哪一个是用户仅可以在本地内部网络中使用的专用IP地址______。
A.192.168.1.1
B.20.10.1.1
C.202.113.1.1
D.203.5.1.1