---Bob isn’t feeling very well. He has caught a cold.---Everybody seems to have____ because of the sudden change of the weather.
This river is more than _______.
----Julie, _______ have you been learning English? ¬---- Since six years ago.
I ________ that girl the first time I saw her.
Shanghai is one of _______ in the world .
There are _______ students in this school.