—What do you think of the book?—Oh, excellent. It’ s worth ______ a second time.
Ladies and gentlemen, please fasten your seat belt. The plane __________.
________ you have a large vocabulary, you will find it easy to read.
________ you met the foreigner from Canada? A. Where it was thatB Who it was that C. Where was it thatD. Where was that
___ staying at hotels in Red River Village, tourists can help the villagers make money so that they can take _____the river and the birds.
Paul started hiking in 2010 and he has hiked across 11 countries __________.