搜题请搜索小程序“爱下问搜题”
问题
填空题
|2-
5
|=______．
答案
∵2-
5
＜0，
∴|2-
5
|=
5
-2．
故本题的答案是
5
-2．
填空题
选择合适的介词填空。
on in inside of for
1. We make a big ball ____________ snow.
2. They put it ____________ the top.
3. I have two sticks ____________ his arms.
4. What else do you do ____________ spring?
5. Let's go ____________ now!
查看答案
单项选择题
属二氢叶酸还原酶抑制剂的是
A．异烟肼
B．甲氧苄啶
C．诺氟沙星
D．氟康唑
E．磺胺甲噁唑
查看答案
