A:
B:
C:
D:
A. Let's go.
B. Are these your shoes?
C. Let's play football.
D. They are on your feet.
E. What are they?
A:It's warm today.____
B:Great!____
A:Where are my shoes?
B:____
A:No.they aren't.
A:Look!____
B:Oh.I'm sorry.
光合作用中形成ATP的部位是( )