【单选题】兼用人的肌体和发动机动力作为制动能源的制动系有()。
【单选题】How long ago ______ you buy it?
【单选题】—Could you buy some bread _____ your way _____? — Sure.
【简答题】初生中心也称原生起源中心,一般有4个标志: , , , 。
【单选题】You can buy almost everything, as long as you have access to the Internet and enough money. {A、B、C}
A.
只要有网络和足够多的钱,你可以通过网络买到任何东西。
C.
只要有网络和足够多的钱,你就可以买到任何东西。
【单选题】How long have you ________ the red dress? [ ]
【单选题】How long ______ did you buy it?
【单选题】全相联地址映象是指( )。
C.
组之间是固定的,而组内任何虚页可以装入任何实页位置
【单选题】—How long have you _____ the dictionary? —For two years. [ ]