题目

The __________ question for him is to ________ whether bees could tell each other the exact position of a feeding place.     A. remaining; find out   B. remained; find out     C. remaining; find       D. remained; look for   答案：A近些年我国西部地区盐湖、干盐湖逐年增多的主要原因是A.气候恶化，年降水量减少 B.冰雪融水量不足C.农业引水灌溉规模扩大 D.围湖造田