diff --git a/lang/en_utf8/quiz.php b/lang/en_utf8/quiz.php
index 51b7f736b8f..3ab4d5a2506 100644
--- a/lang/en_utf8/quiz.php
+++ b/lang/en_utf8/quiz.php
@@ -57,6 +57,11 @@ $string['blackboard'] = 'Blackboard';
 $string['blackboard_6'] = 'Blackboard V6+';
 $string['calculated'] = 'Calculated';
 $string['calculatedquestion'] = 'Calculated Question not supported at line $a. The question will be ignored';
+$string['cannotcreatepath'] = 'Path cannot be created ($a)';
+$string['cannotinsert'] = 'Cannot insert question';
+$string['cannotopen'] = 'Cannot open export file ($a)';
+$string['cannotread'] = 'Cannot read import file (or file is empty)';
+$string['cannotwrite'] = 'Cannot write to export file ($a)';
 $string['caseno'] = 'No, case is unimportant';
 $string['casesensitive'] = 'Case sensitivity';
 $string['caseyes'] = 'Yes, case must match';
@@ -158,7 +163,9 @@ $string['existingcategory1'] = 'a literal from an already existing set of litera
 $string['existingcategory2'] = 'a file from an already existing set of files that are also used by other questions in this category';
 $string['existingcategory3'] = 'a link from an already existing set of links that are also used by other questions in this category';
 $string['export'] = 'Export';
+$string['exporterror'] = 'An error occurred during export processing';
 $string['exportfilename'] = 'quiz';
+$string['exportingquestions'] = 'Questions are being exported to file';
 $string['exportname'] = 'File name';
 $string['exportnameformat'] = '%%Y%%m%%d-%%H%%M';
 $string['exportquestions'] = 'Export questions to file';
@@ -172,6 +179,8 @@ $string['filloutthreequestions'] = 'You must fill out at least three questions.
 $string['fillouttwochoices'] = 'You must fill out at least two choices.  Choices left blank will not be used.';
 $string['finishattempt'] = 'Submit all and finish';
 $string['forceregeneration'] = 'force regeneration';
+$string['formatnotfound'] = 'Import/export format $a not found';
+$string['formatnotimplemented'] = 'This format has not been correctly implemented, please post a bug report';
 $string['fractionsaddwrong'] = 'The positive grades you have chosen do not add up to 100%%<br />Instead, they add up to $a%%<br />Do you want to go back and fix this question?';
 $string['fractionsnomax'] = 'One of the answers should be 100%%, so that it is<br />possible to get a full grade for this question.<br />Do you want to go back and fix this question?';
 $string['functiontakesatleasttwo'] = 'The function $a must have at least two arguments';
@@ -196,6 +205,8 @@ $string['illegalformulasyntax'] = 'Illegal formula syntax starting with \'$a\'';
 $string['imagedisplay'] = 'Image to display';
 $string['imagemissing'] = 'Image not available at line $a. The filename will be ignored';
 $string['import'] = 'Import';
+$string['importerror'] = 'An error occurred during import processing';
+$string['importingquestions'] = 'Importing $a questions from file';
 $string['importmax10error'] = 'There is an error in the question. You may not have more than ten answers';
 $string['importmaxerror'] = 'There is an error in the question. There are too many answers.';
 $string['importminerror'] = 'There is an error in the question. There are not enough answers for this question type';
@@ -260,6 +271,7 @@ $string['newlocal3'] = 'a link from a new set of links that will only be used by
 $string['noanswers'] = 'No answers were selected!';
 $string['noattempts'] = 'No attempts have been made on this quiz';
 $string['noattemptstoshow'] = 'There are no attempts to show';
+$string['nocategory'] = 'Incorrect or no category specified';
 $string['noconnection'] = 'There is currently no connection to a web service that can process this question. Please contact your administrator';
 $string['nodataset'] = 'nothing - it is not a wild card';
 $string['nominal'] = 'Nominal';
@@ -271,6 +283,7 @@ $string['noquestionsfound'] = 'No questions found';
 $string['noresponse'] = 'No Response';
 $string['noreview'] = 'You are not allowed to review this quiz';
 $string['noreviewuntil'] = 'You are not allowed to review this quiz until $a';
+$string['noquestionsinfile'] = 'There are no questions in the import file';
 $string['noscript'] = 'JavaScript must be enabled to continue!';
 $string['notavailable'] = 'Sorry, this quiz is not available';
 $string['notavailabletostudents'] = 'Note: This quiz is not currently available to your students';
@@ -280,6 +293,8 @@ $string['notimedependentitems'] = 'Time dependent items are not currently suppor
 $string['numberabbr'] = '#';
 $string['numerical'] = 'Numerical';
 $string['none']= 'None';
+$string['onlyteachersimport'] = 'Only teachers with editing rights can import questions';
+$string['onlyteachersexport'] = 'Only teachers can export questions';
 $string['optional'] = 'optional';
 $string['outof'] = ' out of a maximum of ';
 $string['overdue'] = 'Overdue';