86. close, closely  

close 接近,靠近,例:stand close
closely 緊緊地,緊密地,例:closely connected

87. ill, sick  

ill 做表語;
sick 定語、表語均可,例:a sick boy

88. good, well  

good 形容詞;
well 副詞,但指身體狀況是形容詞,例:He is well again.

89. quiet, silent, still  

quiet 安靜的,可以發(fā)出小的聲音;
silent 不發(fā)出聲音,但可以動;
still 完全不動,完全無聲響,例:He stand there still. 他站在那兒,一動不動,也不說話。

90. hard, hardly  

hard 努力,例:work hard
hardly 幾乎不,例:I can hardly believe it.