一、单项选择 (15分)
1. We feel sorry ______child laborer in the old days. A. to B. for C. at D.about
2. Have you spent the whole holiday ______ there?
A. in work B. to work C. worked D. working
1. We feel sorry ______child laborer in the old days. A. to B. for C. at D.about
2. Have you spent the whole holiday ______ there?
A. in work B. to work C. worked D. working