皮皮学，免费搜题
登录
搜题
【单选题】
焊缝连接按构造可以分为( )和角焊缝两种形式。A.
搭接焊缝
B.
对接焊缝
C.
T形焊缝
D.
平焊缝
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Surveys can help decide what needs changing, where ____________ should be spent, what products to buy, what problems there might be.
【简答题】1) There might be ____________ about his mistake. (much doubt, many doubts)
【简答题】They are children who have broken ___1___ and they haven’t cried. There might be ___2__ but there is no movement, no cry for help. They just couldn’t maintain it that long, if it is deliberate.
【简答题】1) "You might have sth there": There might be a 1 in what you way; "scouting": 2 2) "dust it, and it shows": 3 dust on the 4 , and evidence will show by 5 .
【简答题】Read the examples of assertions in the table, judge their strength and write down a number between 1 and 3 in the boxes to indicate how strong the assertion is (1= the weakest; 2 = the middle; 3 = the...
相关题目：