问题
选择题
Let ______ help the old man ______ the house. [ ]
A. we; clean
B. us; cleaning
C. we; to clean
D. us; clean
答案
答案：D
搜题请搜索小程序“爱下问搜题”
Let ______ help the old man ______ the house. [ ]
A. we; clean
B. us; cleaning
C. we; to clean
D. us; clean
答案：D