.Sheep on a remote Scottish island are gradually shrinking _______ global warming, according to a study published in the journal Science.
—Some more wine? —Thank you. ______. I have to drive home.
Only when _______________ home ____________ the truth.
_______in her office for nearly 20 hours, she is going home to have a rest.
Tomorrow, our ship will set sail for Macao.
Many people believe we are heading for environmental disaster(灾难) _______we radically(根本地) change the way we live .