第21届世界杯足球赛开幕式于2018年6月14日在俄罗斯举行．
The opening ceremony of the 21st FIFA World Cup in Russia on June 14， 2018．
不要只是等待暴风雨过去，要学会在雨中起舞．（完成译句）
Don't just the storm to pass． Learn to dance in the rain．
He takes a bus to school every day． （改为同义句）
He goes to school every day．
The dictionary cost him 120 yuan． （对划线部分提问）
did the dictionary cost him？
I was playing with my phone when my mother came in． （改为否定句）
I with my phone when my mother came in．
听到这个消息后，大家兴奋得睡不着觉．（完成译句）
On hearing the news， everyone was excited fall asleep．