One way to understand thousands of new words is to gain __________ good knowledge of basic word formation.
A、/C
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__________ofthelandinthatdistrict__________coveredwithtreesandgrass.
I don ’ t want to buy the sweater because I don ’ t like the color. __________, it is too expensive.
Where was __________ you met with the famous scientist?
— How are you today? —Oh, I __________ as ill as I do now for a long time.
—Howareyoutoday?—Oh,I__________asillasIdonowforalongtime.