Jack had a wonderful time _____ many interesting places in Beijing and he had much time __________ the city.
The library is __________ than the classroom.
It’s _____ good idea to spell and pronounce new words aloud every day.
—Why not come and join us in the game?—__________, but I must meet Mr. Smith at his office now.
________ town it is!
He always spends______money ______books.