After it had stopped snowing, we all went sledging.雪停了以后我们全去坐雪橇玩.Our hill is marvellous for sledging and we always have snow in January.在我们的那座小山上滑雪橇最棒了，而且1月我们那里总会下雪。The Olympic winter Games have to include skiing, ice - ...
Watch out for fleas and ticks that may infest your pet.密切注意是否有跳蚤在宠物身上.温热的天气给跳蚤提供了很好的生存环境....pests like aphids which infest cereal crops.像蚜虫这样大肆侵害谷物的害虫Several animals in sea water can infest wood.海水中有好多动物能侵害木材.Vermin infe...