问题
选择题
No bread eaten by man is so sweet as ______earned by his own labour.
A． one
B．those
C．it
D．that
答案
答案：D
that指代前面的 bread，避免重复。
搜题请搜索小程序“爱下问搜题”
No bread eaten by man is so sweet as ______earned by his own labour.
A． one
B．those
C．it
D．that
答案：D
that指代前面的 bread，避免重复。
缺失，以
为基牙，烤瓷固定桥修复后半个月，在桥体与基牙间出现较明显的龈缘炎，以下原因最不可能的是（）
力恢复过大