一、根据句意及汉语提示完成单词
1．It was the________(出生)of his grandchildren that gave him the greatest pleasure.
2．Many doctors continue to________(研究) the cause of Ebola virus(埃博拉病毒)．
3．Our ____________ (政府) works for the people.
4．People should eat less ________ (油)in everyday life in order to keep healthy.
5．The baby is ________ (醒着)at 8∶00 in the morning.
