The invention of steam engine greatly sped up the industrial revolution, which _____ a lot to the take-off of the world.

I saw Jeff in the park. He _________ on the grass and reading a book.

Theway the guests ___ in the hotel influenced their evaluation of the service.

Xiao Hong worked harder last year. _______ , she still didn’t get high grades.

Excuse me, _______ can you tell me how to get to Dongfeng Square?