I felt it hard to keep up with my classmates. But whenever I want to ____________, my teacher always encourages me to work harder.
Liu Xiang gave up(放弃) the match______ his illness.
. I saw him in the library yesterday. He________ a book at that moment.
—Oh ____ good boy!
There is ____ with my computer . It doesn’t work .
— What’s ______ wrong? — I have ______ stomachache.