题目

1．When I entered his room, he i_________me and went on watching TV, which made me angry． 2．The old couple usually exercise __________（在户外）in the moring． 3．The man showed his i________ card to the woman and cheched in． 4．Learning English means more than just studying grammar rules and v___________． 5．To our great joy, the boy is ______________(逐渐地)recovering from his illness． 6．Peter found a good job just after he _________(毕业)from college． 7．It’s said that the goods will be t________ to New York by air． 8．General White was in已知函数f(x)=12x+1(-2≤x≤0)2|x-2(0＜x≤2)，函数g（x）=ax-1，x∈[-2，2]，对于任意x1∈[-2，2]，总存在x0∈[-2，2]，使得g（x0）=f（x1）成立．（1）求f（x）的值域．（2）求实数a的取值范围．