You do need to _____ students’ great potential for learning English.

The Qing Dynasty (AD1616-1911) had ten emperors altogether, nine _____ are buried in the two groups of tombs in Hebei Province.

I was so excited last night that it was a long time_____I got to sleep.

can you finish the report 一Maybe in three days.

I prefer living in a city because I think it is to live close to my work.