Correct

展期

/ zhǎnqī / 
Strokes

Definition

to extend the period/to reschedule (a debt)

Example

As a Verb

extend a time limit; postpone; put off

1
Zhǎnlǎnhuì
展览会
zhǎnqī
展期
yī
一
zhōu
周
bìmù
闭幕
  
。

The exhibition will be extended for another week.

2
Huìyì
会议
zhǎnqī
展期
jǔxíng
举行
  
。

The meeting has been postponed/put off.

3
Bàomíng
报名
gōngzuò
工作
zhǎnqī
展期
zhì
至
wǔ
五
yuè
月
de
底
jiéshù
结束
  
。

The deadline of registration is postponed to the end of May.

4
Zhǎnqī
展期
dào
到
yuèdǐ
月底
jiézhǐ
截止

extend the deadline till the end of this month

As a Noun

duration of an exhibition; exhibition period

5
Zhǎnqī
展期
wéi
为
shí
十
tiān
天
  
。

The exhibition will last for 10 days.