搜题请搜索小程序“爱下问搜题”
问题
判断题
组成多项式4y
3
+3y
2
+2y-1的项是4y
3
,3y
2
,2y和1。[ ]
答案
×
选择题
It is reported that the floods have left about _____ people homeless.
A. two thousand
B. two-thousands
C. two thousands
D. two thousands of
查看答案
单项选择题 A1/A2型题
下列不属于心身疾病的是()
A.偏头痛
B.支气管哮喘
C.过敏性结肠炎
D.神经症
E.冠心病
查看答案