完形填空。 A: l season do you like best, Jerry? B: Well. In Canada I like fall 2 . The sky is very 3 . The 4 are colorful. A: Which season do you like 5 ? B: I like 6 best. We go up north. We play 7 the snow. A: Winter is beautiful. But it's too 8 for me. I like 9 . I like 10 in the sea. (     ) l.A. What (     ) 2.A. best (     ) 3.A. green (     ) 4.A. leaf (     ) 5.A. better (     ) 6.A. spring (     ) 7.A. at (     ) 8.A. cold (     ) 9.A. summer (     ) 10.A. swimming B. Which B. often B. white B. leaves B. good B. summer B. in B. cool B. winter B. to swim C. How C. too C. blue C. left C. best C. winter C. under C. hot C. full C. swim