--- ______?--- He’s not very heavy and wears glasses.
The______he is,the _____ he feels.
All of us are ____ at the ______ result.
We must try _____ people _____ the animals in danger.
--Mary,would you like to visit the Science Museum with me?---_______,but surfing the net seems more interesting.
---I feel tired and sleepy.---Why not stop_____?