题干
读拼音，写汉字
kǒng xì | píng zhàng | wú xiá | yǎng wò |
____ | ____ | ____ | ____ |
zhuàn qián | jīng zhàn | kuǎn dài | zàn shǎng |
____ | ____ | ____ | ____ |
答案(点此获取答案解析）
孔隙,屏障,无暇,仰卧,赚钱,精湛,款待,赞赏
的自变量x的取值范围是 ( )