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.
He is believed to be one of the best _____ composers. Although old, he is very much ____ and he can give a ______ description of what happened.
Though _____ money, his parents managed to send him to university.
We set off early ____ next morning and came to ____ unknown valley after about an hour.
We such great advance without your efforts. Thanks a lot.
Will these vegetables _____ for four to five days in the fridge?