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【简答题】
只打入软弱土层一定深度,将软弱土层挤压密实,提高土层的密实度及承载力,上部建筑物的荷载主要由桩身侧面与土层之间的摩擦力及桩尖的土层阻力承担,这种桩是( )。
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皮皮学刷刷变学霸
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【单选题】The child was sorry______his mother when he arrived at the station.
A.
to miss
B.
having missed
C.
missing
D.
to have missed
【简答题】Jim is sorry ________ so impolite to your guest last Saturday. A) to be B) having been C) being D) to have been
【单选题】I'm sorry ______ answered your letter earlier.
A.
having not
B.
not having
C.
not to have
D.
to not have
【单选题】—Mom, I’m very sorry for having broken the plate. —Oh, boy, ____________
A.
it doesn’t matter.
B.
no problem.
C.
that’s right.
D.
thank you.
【简答题】标准VGA下的全动态视频是指( )。 A.视频的分辨率为0×480 B.每秒钟显示15帧图像的视频 C.视频的颜色数为24位 D.每秒钟显示30帧图像的视频
【简答题】标准VGA下的全屏幕视频是指( )。 A.视频的分辨率为0×480 B.每秒钟显示15帧图像的视频 C.视频的颜色数为24位 D.每秒钟显示30帧图像的视频
【单选题】Any student______ in swimming can apply for membership.
A.
having a keen interest
B.
with a keen interesting
C.
who is keenly interesting
D.
has a keen interest
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