----How many times have you been to China?--- In fact, it is the third time that I __________ here.
The first decade of the 21st century _____ the breathtaking and non-stop development of China.
---I had practiced my spoken English, but still failed in the oral test. ---Don’t be discouraged._____ and you will surely pass it.
A strange girl entered the room and told me a story of her own, _____ I suspected the truth.
Just imagine performing such an opera as Turandot in the Forbidden City---there _____ be a better setting!
--- I can’t go for a picnic with you because something urgent has _____. ---What a shame!