关于胰腺癌，下列叙述不正确的是（） A.黄疸是胰头癌和全胰癌的主要症状 B.黄疸进行 发布时间：2017-06-20 22:56 │ 来源：www.tikuol.com 题型：单项选择题 A1/A2型题 问题： 关于胰腺癌，下列叙述不正确的是（）A.黄疸是胰头癌和全胰癌的主要症状B.黄疸进行性加重伴有瘙痒C.黄疸完全无波动D.肝大、胆囊肿大E.大便可呈陶土色
题型：单项选择题 A1/A2型题 阅读短文，选词填空。每空一词，每词只使用一次。 time, have, sea, and, like, spend, cool With July coming, the summer holidays begin. Boys and girls in England will 1______ a two-month holiday. The holidays are the best 2______ of the year for most children. They can 3______ most of their time in swimming, camping and traveling with their parents. The most enjoyable place is the seaside. Some children are lucky enough to live near the 4______, but for those who live far from the sea, their parents will take them to the seaside for the holidays. Why do children 5______ spending their holidays at seaside? It's because they like the sand, the sun, the 6______ wind and the salt water there more than anything else. Of course, there are lots of new things to see, nice things to eat 7______ exciting things to do. 查看答案
题型：单项选择题 A1/A2型题 下列说法中正确的是 [ ]A、频率越高的电磁波在空气中传播速度越大 B、固定电话是通过电磁波传递信息的C、光纤通信是通过无线电波传递信息的 D、微波炉的金属外壳能有效地防止电磁波泄漏影响人的身体健康 查看答案