计算 -8+4÷(-2) 结果为 .
-10
题目分析: -8+4÷(-2)=-8-2=-10.
点评:此题要求熟练掌握有理数的混合运算,比较简单.
– She isn’t feeling very well today.
---You’re right. ______ to have caught cold.
A.It appears
B.It appears that
C.She appeared
D.She appears
以下( )是信用证关系中必须存在的当事人。
A.保兑行
B.通知行
C.开证行
D.受益人