--- What happened to you?--- I was lost in the strange city; _______, it began to rain heavily.
—Where is Peter? I can't find him anywhere. —He went to the library after breakfast and ________ his essay there ever since.
-I wonderMary has kept her figure after all these years. -By working out every day.
________more about Chinese culture, Jack has decided to take Chinese folk music as an elective course.
—Sorry, Mum! I failed the job interview again. —Oh, it's too bad. You________ have made full preparations.
To my delight, I________ from hundreds of applicants to attend the opening ceremony.