( ) The twins ________new students ________ our class.
A. are; in B. is; in C. are; at
( )—Does Peter have a ball?
—Yes, _______.
| A．Peter does | B．he does |
| C．he doesn’t | D．she does |
( ).—Do you have a watch?
—Yes, I_______.
| A．do | B．does | C．am | D．have |
( ) The book ________ on the desk.
| A．be | B．is | C．are | D．am |
( ) These are my_______.
| A．father | B．mother | C．parent | D．parents |
( ) Here_______her family photo.
| A．is | B．are | C．am | D．be |