请选择DCBA,i;C7F2z2t;n/h,W:^ —Let’s help our teacher carry the heavy bag . —_______./C.r,V,G
A. That’s OK/C.r,V,G
B. That ’s a great idea/C.r,V,G
C. That’s right/C.r,V,G
D. That’s all right/C.r,V,G