如果（□÷25+0.4×□）×25=187×25，那么□=？

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问题计算题

答案

（□÷25+0.4×□）×25=187×25

□÷25+0.4×□=187

□+10□=187×25

□=425

选择题

The boy is sitting ______. the running car. Suddenly he saw a dog is standing ______the care on the

road. [ ]

A. in the front of; in front of

B. in front of; in the front of

C. at the front of; at front of

D. in the front of; in the front of

单项选择题

下列组合中错误的是（）

A.铜绿假单包菌——创伤感染

B.幽门螺杆菌——慢性胃炎

C.布氏杆菌——波浪热

D.百日咳鲍特菌——百日咳

E.流感嗜血杆菌——流感