“We can’t go out in this weather,” said Bob, ______ out of the window. [ ]

Your house is always so neat-how do you ________ it with three children?[ ]

China’s first self-designed modem bridge reopened to road traffic, we Chinese were so proud when it was built 50 years ago.

His reactions are no one can match him.

In the end，all of us managed ________ to the top of the mountain，tired but happy.