问题
The letter was______as it was the only one ever signed by the the Queen.
A:unusual
B:unique
C:rare
D:scarce
B:unique
C:rare
D:scarce
正确答案是：
同类题型
_______ I wash the clothes now—No, you _______. You _______ clean the room first.
We should consider what use can _____ such a piece of cloth
“How long do you suppose it is _______ heleft for Japan” “No more than half a month”
How can they inform Audrey of their project?— _____ they had her email address[ ]