aquire great effect? is this good? also how is the latter part of my sentence?
The training course acquired great effect as many trainees realized their limitations through the training and also the necessity to correct their shortcomings and improve their skills.

Question

Answer

I think the wording is a bit confusing and unclear so you may want to reword it.

Evden çıkmadan dil öğrenme fırsatını kaçırmayın. Deneyimli dil eğitmenlerimizden oluşan seçkimize göz atın ve ilk dersinize şimdi kaydolun!