_____ successful launching of Tiangong-1,China’s space dream has taken ______ step closer to reality.

.—Shall we attend the concert this evening?—Great idea, ___ we can do some shopping first

What do you _______ Chai Jing’ documentary(纪录片)“Under the Dome”

Guangzhou was the second Chinese city to host the Asian Games because Beijing ________ the event before.[ ]

interacting with people in India, I was ________ to a way of life completely different from my own.