He is always getting ( )me for minor mistakes.
for
B: at
C: away
D: over

打开过的无菌包若未受污染有效时间为：A、48小时B、24小时C、12小时D、8小时E、4小时

单项选择题打开过的无菌包若未受污染有效时间为：

Because the twins are identical, it is impossible to te...

未知题型Because the twins are identical, it is impossible to tell ( ).
which one from the other
B: one from the other
C: one from which other
D: one and the other

下列不属于按微机使用领域分类的是()。A、台式机B、笔记本电脑C、服务器及工作站D、集群计算机

单项选择题下列不属于按微机使用领域分类的是()。