用所给单词的适当形式填空
1. Sally can ____(draw) and sing.
2. I want ____ (learn) a lot about Chinese history.
3. Can you play the guitar____ (good)?
4. -Can you ____ (play) basketball? - Yes, I can.
5. My father often tells me____ (story) at night.
下图为我国某河流上游部分河段年平均气温分布示意图,电力部门准备对该河段进行开发。影响该流域年均温分布的主要因素是( )
下列句子朗读停顿(“/”)标示正确的一项是( )
在平面直角坐标系中,已知点A(3,-4),B(4,-3),C(5,0),O是坐标原点,则四边形ABCO的面积为( )
学校楼前摆放了一个方阵花坛.这个花坛的最外层每边各摆放8盆花,最外层共摆了多少盆花?