南方地区主要的农作物有（）
A、水稻、花生、甘蔗、棉花
B、小麦、花生、甜菜、棉花
C、水稻、油菜、甘蔗、棉花
D、小麦、油菜、甜菜、甘蔗
参考答案：C
根据句意、英文解释或汉语意思完成单词的拼写 。
1. It is too hot and he is very _ (the state of wanting to drink)．
2. I said it would happen, and_____ (certainly; in fact) enough it did happen.
3. I can't_____ (have or keep in the memory) his name.
4. He used to be____(害怕)of being alone.
5. I'm_____(恐怕)he has gone to England.
钻井过程中，钻井液渗入井附近岩石缝隙中，天然气开采时随气流被带出地面的液体是（）。
A.钻井液
B.残酸水
C.外来水
D.地面水
