They are looking forward to ____ all over the world. A．travel B．traveled C．traveling D．be traveled
2023-02-01 01:29:51 210次 2010届三轮回扣语法专项训练（非谓语动词和独立主格结构） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
They are looking forward to ____ all over
the world.
|
A．travel
|
B．traveled
|
C．traveling
|
D．be traveled
|
本题链接：
