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【简答题】
5. Some of these flood shelters are on raised p________, which have allowed government helicopters to land amid the continuing floods. (a flat raised structure or area, usually one which something can stand on or land on)
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】8. Postal services may issue special postage stamps to ________ the history or achievements of the national postal service on or around World Post Day.
A.
commemorate
B.
recommand
C.
common
D.
command
【单选题】9. Everybody is equal. We are all souls living in harmony and ________.
A.
disaster
B.
serenity
C.
worry
D.
shadow