Rather than ________ on a crowded bus,he always prefers ________ a bicycle.
Malaysia Airlines Flight MH370 seemed to have been ______ to only a mystery after so long and hopeless a search.
It’s wise to find a place to travel ______ has a lot to present but hasn’t yet been hit by high price of admission as well as mass popularity.
______ for our dreams, as the principal addressed at the graduation ceremony, offers us a sense of belonging.
Alice fell into a very deep hole on a sunny afternoon, her fantasy visit to the fairyland ______.
The survey shows that ______ we are enjoying less and less good sleep, rates of heart diseases have risen rapidly.