By the time I reach the age of sixty, I hope to be healthy enough to travel ___________

n 1976 in Taiwan, Liu Qian foundhimself _____ to a magic toy in a shop when he was seven years old.

We were reading the newspaper _______ suddenly the light went out (熄灭).

Happiness and success often come to those are good at recognizing their own strengths.

is going to make apresentation in class this afternoon.—Oh, really I _____it was Michael’s turn.