This new computer is obviously superior ______ the old one because it has many new functions

In an experiment, pet owners are being encouraged to take their pets to work, a move _______ can be good for both the people and the pets.

England is rather short of arable land , so itis absolutely dependent upon other countries for her food __________．

It is reported that the United States uses _____ energy as the whole of Europe.[ ]

I wish I ____fly to the moon one day