语法与词汇 13.She wanted desperately to turn the flower-painted china______on the apple-green door, and go through, but somehow she could not.
【正确答案】 D
【答案解析】本题中，D项“knob(门、抽屉等的)球形把手，旋钮”符合题意。如：This machine has lots of knobs on it．Which one starts it?(这机器有许多旋钮。哪个是启动它的?)其他三项“frame结构，框架；pole杆，柱；pan平底锅”都不正确。