The girl opened the door and went inside.

Meaning: The girl moved the door to create an opening and then entered the space behind the door.

Choice of Words: Open means to move something so that there is a space or gap. Door is a hinged, sliding, or revolving barrier at the entrance to a building, room, or vehicle. Inside means within a place or area. The sentence describes the action of moving a door to create a space and then entering that space.

Alternative Expressions

A young lady pushed the entrance and stepped through.

Meaning: This sentence describes the actions of a young lady who pushed open a grand entrance and then walked through it.

Choice of Words: A young lady is another way to say the girl and it suggests that the girl is polite and well-mannered. Pushed is a verb that means to apply force to something in order to move it. The entrance is another way to say the door and it suggests that the door is a grand or important one. Stepped through is a verb phrase that means to walk or move through an opening.

The female child unlatched the portal and proceeded inward.

Meaning: This sentence describes the actions of a female child who unlatched a large and imposing portal and then walked into it.

Choice of Words: The female child is a more formal way to say the girl and it suggests that the girl is young. Unlatched is a verb that means to open something that is latched or locked. The portal is a more formal way to say the door and it suggests that the door is large and imposing. Proceeded inward is a verb phrase that means to move or walk into a space.

Related Expressions