________ with the courage and determination of the young cancer patient, many people left messages in his microblog, encouraging him to fight with the disease.
Look at the pride on Tom's face. He ____ to have been praised by the manager just now.
Professor John will give us a lecture on how to learn English, but when and where ____ yet.
He asked me how much ____ on the mountain bike.
I haven’t finished my report, but I promise I ____ it by the end of the week.
—Haven’t seen you for ages! Where have you been? —I went to Ning Xia and ____ there for a year, teaching as a volunteer.