问题
选择题
You may borrow my bike ______ you can return it on time .
A．while
B．even if
C．unless
D．on condition that
答案
答案：D
搜题请搜索小程序“爱下问搜题”
You may borrow my bike ______ you can return it on time .
A．while
B．even if
C．unless
D．on condition that
答案：D