题目

（1）观察如下图，在答题卷对应题号的空白处分别写出图例中英文字母A和B的含义。（2）据图指出，我国西部地区存在的主要优势是什么？ 答案：【答案】（1）西电东送路线；西气东输路线。（2）资源（能源）十分丰富。【解析】（1）根据图结合所学知识，A的是西电东送路线；B指的是西气东输路线。（2）根据图结合所学知识，我国西部地区存在的主要优势是资源（能源）十分丰富。用所给词的适当形式填空。1. There were black __________(cloud)in the sky. 2. I went _____________ (swim)with my friends last Saturday. 3. It was __________ (rain)last Monday. It __________(rain)all day. 4. The weather __________ (become) _______ (wind) this morning.5. The students _______ （fly）kites in the sky last Sunday.6. I ______(have )a picnic with my friends yesterday(昨天). We ________(bring)some___________ (bread) and dumplings.