There was a big crowd waiting _____ the opening ceremony to start.
—Oh ____ good boy!
There is ____ with my computer . It doesn’t work .
— What’s ______ wrong? — I have ______ stomachache.
Our friend is very funny . He always makes us ______. A Laughing B. laughed C. laughs D. Laugh
Bob used to ______in the countryside . But now he is used to _________in the big city .