Though English is very difficult to learn, _____ Li Ping _____ Li Lei speak English well.
_____speak more English in class?
He tries_____ English well, so he practises _______English every day.
I’m 1.70 metres. Yao Ming is 2.27 metres. I am ______ Yao Ming.
Did Mary enjoy ______ at the party?
_______ is the population of Dezhou?