31. Don’t spend too much time -----(watch) TV. 32. The farme

31. Don’t spend too much time _____(watch) TV. 32. The farmers are busy ____73. My brother preferred _______(sing )rather than _____（draw）on Sundays.74. He added that the teachers _______ already_____(去) to Beijing 75. Neither of the twins _____ ______ (read) the story before.76. The trees ______________(may plant) in spring.77. I like the songs that _______(have ) great lyrics.78. He showed us how _______(use) the computers.79. I saw the aliens ________(get) out of the UFO.80. I heard him _______(sing) when I passed the classroom.81. I used to be terrified of ______(be) alone.82. They have organized games and the stuff ______(dress)up us clowns.83. By the time people realized that the story was a hoax, all of the spaghetti _________(sell out).84. The smiths ____________(marry) for eighty years.85. It ______（say ） that most of the boys took part in the game.86. The leaves in the water _______(散发出,产生) a pleasant smell.