问题
选择题
-How about your travel?
-You can hardly imagine what difficulty we have had_____________the vast desert.[ ]
A．exploring
B．explored
C．to explore
D．explore
答案
答案：A
搜题请搜索小程序“爱下问搜题”
-How about your travel?
-You can hardly imagine what difficulty we have had_____________the vast desert.[ ]
A．exploring
B．explored
C．to explore
D．explore
答案：A