某承建单位准备把机房项目中的消防系统工程分包出去，并准备了详细的设计图纸和各项说明。该项目工程包括：火灾自动报警、广播、火灾早期报警灭火等。该工程宜采用()。
甲公司在进行采购时选定了乙公司的产品，但在签订采购合同时没有对采购内容的交付时间进行约定，则以下说法错误的是()
The red color can stimulate all our____,including appetite.
The term CFR should be followed by _____.
They promised____each other when they went to work.
What is a generally acknowledged as the most powerful advertising medium and reaches abroad spectrum of consumers. （）
_____ this has happened on occasion, this is the exception and definitely not the rule .
To get the job started,____ I need is your permission.
Adults sometimes envy children who play all the time____they themselves have to work.rain orshine.
On no account ____ ever leave the baby at home alone.
When the idea of winning in sports is carried to excess, ____competition can turn into disorder and violence.
Is Tom at school today?No, He ’s at home ______ he has a bad cold.