皮皮学，免费搜题
登录
搜题
【单选题】
按地下水的埋藏条件分为潜水和承压水；按地下水含水层性质分为孔隙水、裂隙水、岩溶水。岩溶发育必须具备的条件是______。A.
要有可溶岩层、岩层因具有裂隙而透水、水必须有侵蚀性、岩层中流动的
B.
要有可溶岩层、岩层因具有裂隙而透水、岩层中流动的
C.
岩层因具有裂隙而透水、水必须有侵蚀性、岩层中流动的
D.
要有可溶岩层、岩层因具有裂隙而透水、水必须有侵蚀性
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】You don’t have to spend a f_____ to give your family tasty, healthy meals; cooking by yourself is a good idea.
【单选题】Being able to speak another language fluently is a great ______ when you're looking for a job.
A.
chance
B.
importance
C.
advantage
D.
assistant
【简答题】图示作文的写作思路包括：描述漫画/图表，引出话题；表明观点，提供论据； 。
【简答题】顺查法与逆查法的主要区别是什么?
【单选题】Being able to speak another language fluently is a great ________ when your’re looking for a job.
A.
chance
B.
importance
C.
assistant
D.
advantage
【单选题】如果设定了滚动中某个状态的效果,则:
A.
A． 在动画面板上制作的动画使用于所有的滚动状态
B.
动画不能应用在滚动状态上
C.
在动画面板制作的动画仅使用当前的滚动状态
D.
同一动画不能赋予多个滚动状态
【简答题】Do you want to write better emails in English? I can help you express yourself better. F ollow me now. F irst, send and receive emails. You can send an email to one or more people. It is important to ...
【单选题】Do you want to write better emails in English? I can help you express yourself better. F ollow me now. F irst, send and receive emails. You can send an email to one or more people. It is important to ...
A.
. one person
B.
many people
C.
one or more people
相关题目：
参考解析：
知识点：
题目纠错 0
发布
