按3红、4蓝的顺序挂彩球。如果有16个蓝色彩球，要配（ ）个红色彩球。
12
IEEE 802.3ae的标准速率为10Gbps，那么发送1个比特需要用
A．1×10-6s
B．1×10-8s
C．1×10-10s
D．1×10-12S
Jim suggested that their Christmas gifts ___ and kept a while.
A．put away
B．be put away
C．to be put away
D．to put away
