( )8. a. has b. there is c. have( )9. a. your b. their c. our( )10. a. uncle b. father c. son四、用所给词的适当形式填空：1. there _________ (not be) any milk in the glass, but there ___________ (be) some a moment ago.2. david’s grandpa likes ____________(grow) flowers. look, he ____________ (water) flowers.3. the camera __________ (not be) on the table now. it _______ there just now.4. tuesday is the ________ day of a week. __________ is the fifth month of a year.