basic= a:social b: necessary c:cultural d: difficult getting on very = a:making progress b: avoiding punishment c:feeling surprised d: learning new things considerably =a: greatly b:a lot c: very little d;academic optional = a: compulsory b:interesting c:voluntary d: academic 1. i'm sorry I can't go to your birthday party tomorrow I wish 2. '' why don't you meet to discuss how to organize the fair ? '' he suggested 3. nobody has invited me ,so I'm not going to the party because i 4.they have a great interest in artificial intelligence they are 5. it's getting light .Shall i ............. the light to save electricity ? a: turn off b:put on c: keep up d:come in