题目

中亚的吉尔吉斯原始草原被开垦成麦地以后，昆虫由原来330种下降为142种。试推测麦地每平方米昆虫个体数量变化和后果会怎样 A.数量增加，会造成虫灾                   B.数量减少，会造成虫灾 C.数量变化不大                           D.数量减少，不会造成虫灾 答案：A—Excuse me, where is Children’s Park, please?—Take the No. 5 bus and _____________ at the fifth bus stop.A. get off B. get on C. get up D. get to