问题
选择题
—I ordered a pair of shoes online two days ago and they haven’t arrived yet.
—Don’t worry. You_______ have them by Friday.
A．could
B．shall
C．must
D．may
答案
答案：B
“我两天前网购了一双鞋，现在还没到。”“别担心，周五前你就收到了。”shall表示允诺，答案B。