He started walking when he was _____.A. 2-year-old B. 2 year old C. 2 years old
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 .
--- Is this your backpack? ---________________.It’s my backpack.