问题
选择题
How dirty the tables are! They need _____.[ ]
A. to clean
B. clean
C. cleaning
D. cleaned
答案
答案：C
搜题请搜索小程序“爱下问搜题”
How dirty the tables are! They need _____.[ ]
A. to clean
B. clean
C. cleaning
D. cleaned
答案：C