Many people like reading newspapers ______ they can learn what's happening in the world.
A. so that B. ever since C. as soon as D. even though
A woman stood ______ the window, watching the children playing games in the garden.
A. past B. through C. across D. by
As soon as I heard the news that I passed the driving test, I felf _____ at once.
A. angry B. relaxed C. afraid D. nervous
While travelling in a strange place, you'd better ____ the local people and follow their customs（习俗）.
A. watch B. change C. control D. teach
--Did you enjoy ______ in Chengdu last week?
--Yes, I had great fun there.
A. myself B. yourself C. ourselves D. themselves
Sam is doing some ______ about the ancient Silk Road.
A. exercise B. operations C. research D. experiments
