您要查找的是不是：
- The dog kept a vigilant guard over the house. 这只狗警惕地守护着这所房屋。
- He urged them to guard against conceit. 他要求他们防止骄傲自满。
- It is dangerous to walk on thin ice in a lake. 在湖中薄冰上行走是很危险的。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- He bribed his way past the guard and escaped. 他买通看守而逃之夭夭了。
- I was off my guard and made no suitable reply. 我没提防，因此没有作出适当的回答。
- The girl found a gap and squeezed in. 小女孩找了个空子挤了进去。
- The guard of honor headed up the whole parade. 仪仗队走在游行队伍的最前头。
- The compacted snow on the pavement turned to ice. 人行道上被踩实的雪已变成了冰。
- There is a generation gap between my parents and I. 我父母和我之间有代沟。
- Please guard against pickpockets on the bus. 在公共汽车上要谨防扒手。
- The host tell a joke to his guest to break the ice. 主人为了打破僵局，给客人讲了个笑话。
- The soldier volunteered for guard duty. 那个战士自告奋勇去站岗。
- The lorry skidded on a stretch of black ice. 货车在薄冰路面上打滑。
- The lorry went into a spin on a patch of ice. 卡车在一片冰地上打滑了。
- How can we bridge the gap between rich and poor? 怎样才能缩小贫富之间的差距?
- The ship was nosing a way through the ice pack. 轮船小心地通过大块浮冰。
- The train was delayed because of ice on the line. 火车因铁轨结冰而误点。
- The guard had orders to shoot on sight. 哨兵奉命见人就开枪。
- I can move very fast across the ice on skates. 我穿着冰鞋在冰上滑得很快。
