On Sundays there were a lot of children playing in the park, ________ parents seated together joking．

Beijing Times reported the regulation, _____, would take effect on Jan．1, 2012．

Shops have shown little enthusiasm about Father’s Day, _____ the active promotion campaigns on Mother’s Day．

I don’t know the girl _______ in the storm.

Weather _______, we’ll go for a picnic in the mountain.

The visitors said that they had never dreamed ______ such a beautiful scenery.

Tsinghua University,       in 1911, is home to a great number of outstanding figures.

To our great surprise, the painting _______ should have won the prize.

________ thousands of Chinese students，Chuck has vast experience in the Chinese class.

   ___  not to miss the flight at 15:20, the manager set out for the airport in a hurry.