_________ along the old Silk Road is an interesting and rewarding experience.
Travel
Traveling
Having traveled
Traveled
I suggested to my father that we ____________ to Dalian for a holiday this summer, but the expression on his face suggested that he ___________ to it.
The workers demanded that their employer_____ their working conditions.
I would rather she_____ here tomorrow because I’m too busy.
The boss insisted that every minute ______ made full use of ______ the work well.
---It rained cats and dogs this morning. I’m glad we took an umbrella. ---Yeah, we would have got wet all over if we ______.