问题
选择题
Be careful to move the equipment --- ______ it gently.
A．doing
B．do
C．to do
D．done
答案
答案：B
搜题请搜索小程序“爱下问搜题”
Be careful to move the equipment --- ______ it gently.
A．doing
B．do
C．to do
D．done
答案：B
