由于城市人口集中，工业发达，释放出大量的人为热，导致市区气温高于郊区，从而引起市区和郊区之间的小型的热力环流，称之为城市风。据此回答问题。
根据城市风的原理，今后工业应该布局在
| A．甲 | B．乙 | C．丙 | D．丁 |
如果乙处进行植树造林，对城市空气起到的作用是
| A．温度升高，污染加重 |
| B．湿度增加，空气污染加重 |
| C．温度下降，净化空气 |
| D．湿度下降，净化空气 |
You waste much time______pig flu.on the internet..
| A．to know | B．knowing | C．know | D．to be known |
---- Is there a vaccine _____ pig influenza?, I’m anxious to know.
----- Don’t worry, there is a vaccine _____ for pigs against pig influenza
| A．for; available | B．against ; use | C．to; access | D．against; available |
Has she had a cold like pig flu. _____? for she is absent.
| A．if anything | B．or anything | C．for anything | D．anything but |
The teacher criticize me, so I must finish my essay about agriculture,farmer and rural areas today______.
| A．anyhow | B．somehow | C．anyway | D．somewhat |
----- Would you like to climb the Mountain Tai on May Day?
_____, I’d like to.
| A．Yes | B．Great | C．You are right | D．Absolutely |