II.Fill in the blanks in the sentences with the appropriate words provided in the following. You may try the same word for more than once. tsunami- , with, by 1.The country has been stricken ____ severe economic problems. 2.He was stricken _____ a heart attack on his fiftieth birthday. 3.It was reported that the nation was stricken ____ grief over the death of its leader. 4.She had been stricken ___ polio (小儿麻痹症)as a child. 5.The Government has allocated ten million pounds to the _____stricken area.