In China, shaking hands with each other is a common________ when people meet for the first time.
| A．sense | B．practice | C．scene | D．rule |
Sam has been appointed ________ manager of the engineering department to take ________place of George.
A. /，/
B．the，/
C the，the
D．/, the
It is your attitude, rather than your aptitude（天资）, ________ determines your altitude．
| A．which | B．that | C．what | D．who |
The birds that will spend the whole winter here have been digging holes in the snow _______ from the cold weather．
| A．to shelter | B．sheltered |
| C．having sheltered | D．sheltering |
The cultural background of China is totally different from ________ of the US．
| A．one | B．that | C．these | D．those |
—What on earth do you want?
—I just want a common sports coat—nothing ________．
| A．fancy | B．amazing | C．informal | D．valuable |