I don’t think Jim saw me ; he ______ into space

HeiLihe(黑里河) is west of DaMing（大明）and it is also the west of NingCheng.

They kept trying _____ they must have knownit was hopeless

How do you like your trip to Hainan—________,I enjoyed it very much，although the weather was hot sometimes.

Not wanting to ____ her husband for a living, she went back to work soon after they got married.[ ]