The exhibition has 11 projects that have been built or are under construction in nine countries.(展覽會擁有11項工程，它們在九個國家有的已經建成，有的還在建筑當中。)

A Web site making his sources clear is under construction.(一個將他援引的資料加以澄清的網站正在建設中。)

The pancreas, which produces hormones, is currently under construction.(產生激素的胰腺現在正牌建設之中。)

The studio is still under construction and won't open until mid-March.(這個工作室仍在籌建中，明年三月中旬才能營業。)

The compositions were appropriate for the large reverberant cathedrals under construction.(創作的曲目與正在建設的混響大的教堂相吻合。)

A new railway is under construction.(正在修建一條新鐵路。)

The subway under construction will bring convenience to the transportation of citizens。(正在建設的這條地鐵線將給市民的出行帶來便利。)

B: Right, many are still under construction.(是的，許多還正在建設之中。)

Tower One is already under construction.(一號塔樓已經在建造中。)

The railway is still under construction.(這條鐵路仍在建設之中。)