diff --git a/lang/en/exercise.php b/lang/en/exercise.php
index 741786b6094..b4cebb208da 100644
--- a/lang/en/exercise.php
+++ b/lang/en/exercise.php
@@ -42,6 +42,7 @@ $string['edit'] = "Edit";
 $string['editingassessmentelements'] = "Editing Assessment Elements";
 $string['element'] = "Element";
 $string['elementweight'] = "Element Weight";
+$string['enterpassword'] = "Enter Password";
 $string['entriessaved'] = "Entries Saved";
 $string['errorbanded'] = "Error Banded";
 $string['excellent'] = "Excellent";
@@ -106,6 +107,7 @@ $string['numberofnegativeresponses'] = "Number of Negative Responses";
 $string['onesubmission'] = "One Submission";
 $string['optionaladjustment'] = "Optional Adjustment";
 $string['overallgrade'] = "Overall Grade";
+$string['passwordprotectedexercise'] = "Password Protected Exercise";
 $string['phase'] = "Phase";
 $string['phase1'] = "Set Up Exercise";
 $string['phase1short'] = "Set Up";
@@ -168,6 +170,7 @@ $string['unassessed'] = "\$a Unassessed";
 $string['ungradedstudentassessments'] = "\$a Ungraded Student Assessments";
 $string['usemaximum'] = "Use Maximum";
 $string['usemean'] = "Use Mean";
+$string['usepassword'] = "Use Password";
 $string['verylax'] = "Very Lax";
 $string['verypoor'] = "Very Poor";
 $string['verystrict'] = "Very Strict";
@@ -180,6 +183,7 @@ $string['weightforteacherassessments'] = "Weight for \$a Assessments";
 $string['weights'] = "Weights";
 $string['weightssaved'] = "Weights Saved";
 $string['weightsusedforoverallgrade'] = "Weights used for Overall Grade";
+$string['wrongpassword'] = 'Incorrect password for this Exercise';
 $string['yourassessment'] = "Your Assessment";
 $string['yourfeedbackgoeshere'] = "Your Feedback goes Here";
 $string['yoursubmission'] = "Your Submission";