问题补充:
--How long will you stay there?
---.
A. Two and half weeks
B. Two and a half week
C. Two weeks and a half
D. A half and two week
答案:
A. Two and half weeks
B. Two and a half week
(答案→)C. Two weeks and a half
D. A half and two week
解析:可联系答.案.网客服索取。