用适当的介词填空。1、Wouldyouliketotellmesomething yourMathsteacher ?2、Youlookyourfather.3、ImetMrZhaugthepostoffice.4、Look,theyarelookingtheblackboardcarefully.5、Canyoublowthecandleonthecake ?6、A:Whatdoesthissignmean ? B:Itmeanskeepthegrass.7、It'sdangerous.You
分类:介词