— did you do last weekend?
— I for the English test.
A:What; study
B:What; studied
C:Where; studied
D:How; studied
读下图长江三角洲地区图,完成下列问题。
下列四种动物特征的描述正确的是( )
铅笔盒 p____ncil-c____se
对于草原上的鹿群来说,草是生态因素,水、阳光、土壤也是生态因素.(判断对错)