皮皮学，免费搜题
登录
搜题
【单选题】
与地球上存在生命无关的因素是A.
地球表面平均气温为15℃
B.
形成了适合生物呼吸的大气
C.
地球上有昼和夜的现象
D.
地球公转轨道与其他行星公转轨道不相交
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
【单选题】---Excuse me, how can I find useful information on the Internet? --- ________ the information you need, type in the keywords and then lots of websites will appear.
A.
Find
B.
To find
C.
Finding
D.
Found
【简答题】He (think) ______ to have information which will be useful to the police.
【简答题】颅顶主要的缝有（）和（）和人字缝。
【判断题】事故树分析法，是对既定的生产系统或作业活动中可能出现的事故条件及可能导致的灾害后果，按工艺流程、先后次序和因果关系绘制程序方框图，表示导致灾害、伤害事故的各种因素之间的逻辑关系。
A.
正确
B.
错误
【简答题】Liu: Hello! Sunlight Bicycle Company. Mr. Smith: Hi, could I speak to Liu Heng in 1 2 ? Liu: Oh, glad to receive your call. What can I do for you? Mr. Smith: Having seen your 3 at the fair, I’d like ...
【简答题】Liu: Hello! Sunlight Bicycle Company. Mr. Smith: Hi, could I speak to Liu Heng in 1 2 ? Liu: Speaking! Mr. Smith: This is Tom Smith, Purchasing Manager of Chicago Sports Import and Export. We met at C...
【简答题】Liu: Hello! Sunlight Bicycle Company. Mr. Smith: Hi, could I speak to Liu Heng in _________ ________ ? Liu: Oh, glad to receive your call. What can I do for you? Mr. Smith: Having seen your __________...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
