网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
It was not until 1920 _____ regular radio broadcasts began.
A which
B when
C that
D since
参考答案
更多 “ It was not until 1920 _____ regular radio broadcasts began. A whichB whenC thatD since ” 相关考题
考题
在VBScript语言中，循环语句Do while|Do until的差别是( )。A．While和Until的差别在于，While是在条件表达式为True时，循环才会进行；而 Until则刚好相反B．While和Until的差别在于，Until是在条件表达式为True时，循环才会进行；而 While则刚好相反C．While和Until的差别在于，While多执行循环一次D．While和Until的差别在于，Until多执行循环一次
考题
It was _____ last year ______ he came to realize the importance of learning English.A、until ; beforeB、that ; untilC、until ; thatD、before ; until
考题
With regard to bridges and switches, which of the following statements are true?()
A. Switches are primarily software based while bridges are hardware based.B. Both bridges and switches forward Layer 2 broadcasts.C. Bridges are frequently faster than switches.D. Switches typically have a higher number of ports than bridges.E. Bridges define broadcast domain while switches define collision domains.F. Both bridges and switches make forwarding decisions based on Layer 2 addresses.
考题
Your dog needs at least 20 minutes of vigorous exercise every day.A:energetic
B:free
C:physical
D:regular
考题
Despite the sudden breakdown of the General Manager,work is going on in the company．A.Usual
B.routine
C.Normal
D.regular
考题
We've seen a marked shift in our approach to the social issues.A:great
B:clear
C:quick
D:regular
考题
radio组件的（）属性是它的标识，radio-group的 change 事件会携带radio的这个标识。A．valueB．checkedC．disabledD．color
热门标签
最新试卷
