is really hard them to climb such a high mountain —You are right. They are still children!

I think that we should produce more things from materials that have been recycled, and less from raw materials, __________ is growing smaller and smaller.

More and more old people are skiing but it has ______ to do with snow and slopes: this type of skiing stands for Spending the Kids Inheritance.

you in the library when Jack arrivedthere —Yes, but I _________soon afterwards.

He is only too ready to help others, seldom, ____, refusing them when they turn to him.