问题
选择题
-Does your sister play the piano every day? -Sometimes she _____ and sometimes she _____. |
A. don't; do B. does; doesn't C. is; isn't |
答案
答案:B
-Does your sister play the piano every day? -Sometimes she _____ and sometimes she _____. |
A. don't; do B. does; doesn't C. is; isn't |
答案:B