（1）We should pay more {#blank#}1{#/blank#}(注意) to our living environment.
（2）Students are taught to help and{#blank#}2{#/blank#} (尊重) each other in schools.
（3）The local {#blank#}3{#/blank#}(政府) has taken actions to call on people to plant trees.
（4）Thank you for giving us so many good{#blank#}4{#/blank#} (建议)。
（5）So far, we've{#blank#}5{#/blank#}(成功) in saving thousands of people in danger.

点拨：{#blank#}1{#/blank#} 多久一次，用来提问动作发生的频率。回答用：everyday, once a week, twice a month等词语。

{#blank#}2{#/blank#}多长，用来询问多长时间，也可询问某物有多长。

How long does it take to get to Shanghai from here? How long is the ruler?

{#blank#}3{#/blank#}多远， 用来询问距离，指路程的远近。

How far is it from here to the park? It's about 2 kilometers.