——How often do I need to feed the dog?
——It___food everyday, or it will be hungry.
| A．must give | B．must be give | C．must be given | D．must be gave |
Do you have a pen?I want _____ a letter.
| A．to write | B．to work | C．writing | D．working |
—______ is the ruler? —______ two dollars.
| A．How much;It is | B．How much;They are |
| C．How many;They are | D．How many;It’s |
We have six _____ .So we can know the time.
| A．plants | B．watches | C．balls | D．tapes |
—Is this your eraser? —______.
| A．Yes,it isn’t | B．No,this isn’t | C．No,it isn’t | D．Yes,this is |
Ann grows______.
A. taller and taller B. the tallest C. tallest