【单选题】【消耗次数：1】
PowerPoint演示文稿的缺省扩展名为( )
①
.DOCX
②
.TXTX
③
.PPTX
④
.XLSX
参考答案：
复制
纠错
相关题目
【单选题】
在PowerPoint中保存演示文稿时，若要保存为“PowerPoint放映”文件类型时， 其扩展名为（ ）。
①
.bas
②
.txt
③
.ppt
④
.pptx
【简答题】
Powerpoint2013演示文稿设计模板的文件扩展名是_____ 。
随机题目
【单选题】
16.I dont have to introduce the boy to you ___-you know him.
①
since
②
until
③
unless
④
but
【单选题】
15.Please drop in whenever you can.. I’d like to keep _________ touch..
①
in
②
to
③
on
④
with
【单选题】
13. A fire broke out at the school but the teacher were able to lead the ___________ children to safety.
①
frightened
②
frightening
③
frighten
④
fright
【单选题】
17.I dont think we can finish all the work before Friday, ____we?
①
shall
②
will
③
can
④
do
【单选题】
19.Though she talks little, she has made _______ friends here.
①
a few
②
few
③
littlle
④
a little
【单选题】
I noticed she avoids making any reference _______ her first husband in her latest
①
with
②
in
③
on
④
to
【单选题】
In all his songs the great composer expresses a longing ________ his own country.
①
of
②
abou
③
for
④
to