One way to understand thousands of new words is to gain __________ good knowledge of basic word formation.
A、/C
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Johnsaidhewouldpay__________secondvisittoChina__________nextmonth.
Onewaytounderstandthousandsofnewwordsistogain__________goodknowledgeofbasicwordformation.
—Howareyoutoday?—Oh,I__________asillasIdonowforalongtime.
WhenBobwokeuphefoundhimselfinhospital,buthedidnt__________.
Idon'tknow_________.
