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【简答题】
读问句，选出合适的答语。 ( ) 1. What's this? ( ) 2. Where is north? ( ) 3. What country is west of China? ( ) 4. What do they speak in Mexico? ( ) 5. What colour is it? A. North is up. B. It's the U. K. C. English. D. It's a tree. E. It's black.
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皮皮学刷刷变学霸
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【单选题】Hardly had I reached the local when I found that I had cost ______
A.
a 800---pound note
B.
an 800—pound notes
C.
an 800---pound note
D.
an 800---pounds note
【单选题】I had hardly reached the station ___________the train started.
A.
when
B.
while
C.
as
D.
than
【简答题】I had hardly reached the railway station when the train started. ____ _____ _____ ______ the railway station when the train started.
【单选题】I had hardly reached the airport ______ he started for his destination.
A.
then
B.
when
C.
the moment
D.
than
【单选题】Hardly had I reached the bus stop______ the bus started.
A.
when
B.
then
C.
than
D.
while
【简答题】注射模由 、 、 、 、 、 、 组成。
【单选题】TCP正使用慢启动算法,阈值是16KB,接收窗口为16KB,若当前窗口大小为16KB,下一次传输的窗口是多大?
A.
1KB
B.
16KB
C.
17KB
D.
32KB
【单选题】经纬仪的竖盘按顺时针方向注记,当视线水平时,盘左竖盘读数为90°用该仪器观测一高处目标,盘左读数为75°10′24′′,则此目标的 竖角为()。
A.
57°10′24″
B.
-14°49′36″
C.
104°49′36″
D.
14°49′36″
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