皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
在三角形ABC中,角A、B、C所对的边分别是a、b、c,若a= 3 2 b,A=2B,则cosB等于(  )
A.
3 3
B.
3 4
C.
3 5
D.
3 6
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【多选题】In Western dinner, after you take the greasy food, what parts of the napkin cannot be used to dab your mouth?
A.
The center of the napkin.
B.
Any part of the napkin.
C.
The outside corner of the napkin.
D.
The inside part of the folded napkin.
【单选题】胰液的组成成分,不包括( )。
A.
B.
碳酸氢盐
C.
胰蛋白酶
D.
胰淀粉酶
E.
胰脂肪酶
【简答题】Earlier this year I traveled to Turkana in Kenya. I was there to take pictures of the “broken food system”. As a special visitor, I was greeted with songs and dances. The locals used to sing and dance...
【单选题】链球菌感染后急性肾小球肾炎与IgA肾病的根本不同是
A.
链球菌感染史
B.
病程长短
C.
起病缓急
D.
肾脏组织病变
【判断题】有效的物流战略要求一个企业与提供原材和劳务的主要厂商有协作的供应链关系。()
A.
正确
B.
错误
【单选题】制造商推销价格昂贵,技术复杂的机器设备时宜孚采用什么方式
A.
广告宣传
B.
营业推广
C.
商品陈列
D.
人员推销
【简答题】阅读理解 A month ago Mr. Turner was so poor that he couldn't take any food home. It was a cold night when he was on duty. He drank some whisky to warm himself.Soon he fell asleep. Some expensive watches w...
【判断题】Take any food to the office when you are hungry.
A.
正确
B.
错误
【简答题】A.To take some more vegetables. B.To avoid taking any more food. C.To pass the woman the meat. D.To help to prepare the potatoes.
【单选题】制造商推销价格昂贵、技术复杂的机器设备时,适宜采取()的方式
A.
广告宣传
B.
营业推广
C.
经销商商品陈列
D.
人员推销
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题