(2014·山西部分重点高中高三联考)Mrs Black had such a wonderful time________she visited her friends in Sydney last year

hasyour friend been to the Great Wall—Twice.

________ he had won the first prize,he felt very happy.

You’d better practice more and play better if you wantto make a good ______ on the audience at the concerts.

Americans eatvegetables per person today ______as they did in 1910.