Re: Grammar mistakes
The finding of their way out and the exchanging of vows are future actions. In temporal clauses (after when, before, after, etc,) we use a present tense for future time. So, it's exchange.
Originally Posted by murattopak
The present tense is possible, but as the first sentence has, correctly, indicated the future with will, it's natural that the second does.
Soon you will find yourselves in our Department of Basic English, known as Preparatory School. Here, in the academic year that has just begun, you ______(spend) 20 hours a week bringing yourselves up to a level of English...
I though that it should be spend
but the answer is will spend
Okay, future tense is sensible here, but I think I need an explanation.
Please do not edit your question after it has received a response. Such editing can make the response hard for others to understand.