Most cities and towns in China have night markets(市场). During the day, these streets are quiet. At night, they become crowded(拥挤的)and lively. Usually, people get there at three or four in the afternoon. By 6:00, the streets are like rivers of people. Night markets are fun places to shop. You can buy clothes, shoes, and many other things. If you think the price is too high, you can bargain with the seller. You can also buy nice food. When you are hungry, you can sit down for a meal. Smelly tofu is popular, but it really smells bad! The best thing is that everything in night markets is cheap!

当膈肌和肋间肌收缩时，外界、肺泡、气管处的气压大小是（　　）

设$a=3^{0.5},b={\log }_{3}2,c={\log }_{0.5}3$，则（ ）

①对于金钱要取之有道，用正当手段赚钱

②追求金钱必然会导致人们违法犯罪

③树立正确金钱观，以正确的态度对待金钱

④金钱是一切罪恶之源，它会把人引入罪恶的深渊