去掉
Little Tom is an orphan(孤儿). _____, he has to make a living by himself.
Little Tom is an orphan(孤儿). \_\_\_\__, he has to make a living by himself.
It is ten years _____ Miss Green returned to Canada.
It is ten years \_\_\_\__ Miss Green returned to Canada.
This out-of-date teaching method _____.
This out-of-date teaching method \_\_\_\__.
It was in this room _____ they had a meeting yesterday.
It was in this room \_\_\_\__ they had a meeting yesterday.
物体受力作用而发生变形,当外力去掉后又能恢复原来形状和尺寸的性质称为( )
物体受力作用而发生变形,当外力去掉后又能恢复原来形状和尺寸的性质称为( )A
把字符串"abcdef"右边的空格去掉应使用( )函数。
把字符串"abcdef"右边的空格去掉应使用( )函数。B
把字符串"abcdef"右边的空格去掉应使用( )函数。
把字符串"abcdef"右边的空格去掉应使用( )函数。B