The time and effort he has devoted during the past few years________ trees in that remote area is now considered to be of great value．

__________we get onwell with a number of people，we are usually friends with only a few

How far is it from this hotel to ________ station——It is ______ eleven-kilometer walk from here.

Normally， a forest fire and the damage _______ causes can be very extensive， especially when you consider the financial and physical losses．

your cousin —She’s 12.