欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

I wrote a letter of complaint(投訴)，and the airline have promised to _______the matter．    

I wrote a letter of complaint(投訴)，and the airline have promised to _______the matter．    

A．1ook at．    B．1ook into    C．1ook after    D．1ook out

After 15 years in the USA，he has finally decided to__________American citizenship.

A．concentrate on　 B．a(chǎn)pply for　　　 C．1ook out for　　　 D．a(chǎn)ppeal to

we can’t wait any longer．We must _______a new way to solve the problem right away．

     A．make up                B．figure out       C．1ook out          D．pick up

I wrote a letter of complaint(投訴)，and the airline have promised to _______the matter．    

A．1ook at．    B．1ook into    C．1ook after    D．1ook out