____ up in the countryside, Jimmy wasn’t used to ___ with his parents in the city.
_________ around our school campus, the visiting teachers from other schools were led to our meeting room.
The joke was so interesting that we all burst out laughing. Never before __________ heard a joke like that.
—What job do you want to have ,Steve?—I’d like to find a fun and challenging job, one _________ I can always try out my new ideas.
The fact has worried teachers and parents ________ more and more students have got near-sighted.
Thanks to the Internet, we have_________ to data quickly and effectively, regardless of where we are and what we are doing.