ShenzhouⅩwas sent up into space ______ 5:38 p.m. on June 11, 2013.A. at B. on C. in
The cloth ___________ very soft and comfortable.
They were all very tired, but _______ of them took a rest.
I have been to Shanghai. I ____________ there last month.
A snake bit him ___________ he went to see a doctor at once.
Who listens _________, Tom, Jack or Bill?