消防员灭火防护胶靴经10kW/m2±1kW/m2辐射热通量辐照8min,靴面内表面温升不大于22℃。
参考答案:错
改错。(请在题前的括号中写出错误的选项,并在横线上写出正确的答案)
( ) 1. They are your English book.
A B C D
( ) 2. My shoes are brown. He shoes are black .
( ) 3. You can take the books to home.
( ) 4. Jack can't singing or dance.
( ) 5. He's waiting to her now .
( ) 6. We don't have lessons in today.
( ) 7. Do they play games every day? Yes, they are.
( ) 8. Not chat with your friend now.
( ) 9. What's this? It's my a sweater .
( ) 10. I and Millie are in the same class.
如果一国出现国际收支逆差,则该国()。
A.外汇供不应求,外汇汇率上升,本币贬值
B.外汇供不应求,外汇汇率下降,本币升值
C.外汇供过于求,外汇汇率上升,本币贬值
D.外汇供过于求,外汇汇率下降,本币升值