The cat is ____ a mouse now .chasing B. chase C.chases
---Who is that_____? ---She’s my sister.A. boy B. girl C. man
She is _____teacher.A. a B. an C. the
---_____are you? ---Fine, thank you.A. What B. Where C. How
Where are _____from?A. you B. your C. she
Let’s go and _____.A. see B. sees C. to see