单项选择题
He stepped into the dark cave，（）high above his head．
A.holding a burning stickB.held a burnt stickC.holding a burnt stickD.held a burning stick
单项选择题 Mr.Trump will give a speech on the current situation at the meeting（）next week in Beijing.
单项选择题 The book has been published but won't be（）till next month.
单项选择题 The curator（）the visitors round the museum.
