搜题请搜索小程序“爱下问搜题”
问题
填空题
根据周期来压强度不同,将老顶分为不明显、明显、()、非常强烈四级。
答案
参考答案:
强烈
选择题
Wild animals have been overhunted, and as
result, some of them are among the animals in _____________ danger.
A. a; the
B. a; 不填
C. the; a
D.不填; the
查看答案
填空题
化简:
-
x
3
=______.
查看答案