(2011福建卷,26﹚The lack of eco-friendly habits among the public is thought to be a major of global climate change.
Not knowing where to go or what to do, I ______ across the streets aimlessly .
As ___ boy, he should learn how to behave like ____ real man sooner or later.
Your story is perfect; I’ve never heard _______ before.
We thought it strange ________ Xiao Zhang did not take part in the sports meet of our school.
______ the challenges, I become stronger than I used to be.