It was a thrilling day for Gagarin in 1959 when, after 2 years, he_______ an exciting new programme.
The examination was not very difficult, but it was_____________________ long.
The boat was sailing north when a terrible storm_____________ .
_______ has been a topic of continual geological research.
It is stated in the passage that____________________ .
Tom: "___________________ " Mike: "I won't say no!"
As a millionaire who liked to show off her wealth, Mrs. Smith paid______________________________________________ we asked.
We must push the piano to the corner of the hall to_____________________ our party tonight.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.
Education in many countries is compulsory________the age of 16.