October 24, 1860,the Qing government and the Britain signed “the Treaty of Beijing”,__________ put an end to the Second Opium War.
How is your business _______recently?I haven’t heard from you for three months.
I’m glad to see the rapid progress ______in science and technology in the past decade.
When we plan our vacation , mother often offers______suggestions.
Once there was ______time _____people walked without shoes.
________ came that another spaceship Shenzhou VII was successfully lifted off in our couvtry.