问题
选择题
Koalas sleep _________ the day and _______ night they get up and eat leaves. [ ]
A. ill, in
B. at, in
C. at, at
D. during, at
答案
答案：D
搜题请搜索小程序“爱下问搜题”
Koalas sleep _________ the day and _______ night they get up and eat leaves. [ ]
A. ill, in
B. at, in
C. at, at
D. during, at
答案：D
该图形符号表示（）。