"Let It Go", a song from Disney's 2013 Frozen, has gained international recognition, ________ numerous cover(翻唱)versions recorded in 25 different languages.
—Here you are at last! What kept you so long? —Sorry, I’m late. But do you know what great difficulty I have ______ your house.
_______ to be much chance of our catching him up in the near future.
Modern science and technology has ______ communication between people far apart.
When _____ his view about his job as a teacher, Mike said he found it very interesting and rewarding.
What impressed the visitors deeply was ______ the workers made with their hands.