grammar edits for readability (#27610)

guide/english/javascript/tutorials/construct-javascript-objects-with-functions/index.md

@@ -1,9 +1,9 @@
 ---
 title: Construct JavaScript Objects with Functions
 ---
-Using constructors it is easy to create new objects using a blueprint or constructor. The declaration syntax is a little different but still easy to remember.
+It is easy to create new objects using a **Blueprint** or **Constructor**. The declaration syntax is a little different but still easy to remember.
 
-    // Let's add the properties engines and seats to the car in the same way that the property wheels has been added below. They should both be numbers.
+    // Let's add the properties engines and seats to the Car in the same way that the property wheels has been added below. They should both be numbers.
     var Car = function() {
       this.wheels = 4;
       this.engines = 1;