【D2】SPEAKER A:EXCUSE ME. CAN YOU HELP ME？ SPEAKER B:【D1】______WHAT CAN I DO FOR YOU？ SPE

【D2】

SPEAKER A:EXCUSE M

E. CAN YOU HELP ME？ SPEAKER B:【D1】______WHAT CAN I DO FOR YOU？ SPEAKER A: I NEED TO PURCHASE A SWEATER. SPEAKER B: WHAT IS YOUR SIZE？ SPEAKER A: 【D2】______ SPEAKER B:IS THIS ONE OKAY？ SPEAKER A: 【D3】______ SPEAKER B: THE FITTING ROOM IS IN THE LEFT CORNER. A. MEDIUM SHOULD BE FIN

E.

B. SORRY I WAS BUSY.

C. CERTAINLY.

D. CAN I TRY IT ON SOMEWHERE？

请帮忙给出正确答案和分析，谢谢！