问题
选择题
| —What _______ you ________ ? —I'm doing my homework. |
A. do; do B. are; do C. are; doing D. can; do |
答案
答案：C
搜题请搜索小程序“爱下问搜题”
| —What _______ you ________ ? —I'm doing my homework. |
A. do; do B. are; do C. are; doing D. can; do |
答案：C