hit -> press

episodes/02-navigating-the-filesystem.md

@@ -25,7 +25,7 @@ where we are by using the `pwd` command, which you can use whenever you are unsu
 about where you are. It stands for "print working directory" and the result of the
 command is printed to your standard output, which is the screen.
 
-Let's type `pwd` and hit enter to execute the command
+Let's type `pwd` and press enter to execute the command
 (Note that the `$` sign is used to indicate a command to be typed on the command prompt,
  but we never type the `$` sign itself, just what follows after it.):
 
@@ -56,7 +56,7 @@ We can get this by specifying various **flags** (also known as `options`, `param
 `arguments`) to go with our basic commands.
 Arguments modify the workings of the command by telling the computer what sort of output or manipulation we want.
 
-If we type `ls -l` and hit enter, the computer returns a list of files that contains
+If we type `ls -l` and press enter, the computer returns a list of files that contains
 information similar to what we would find in our Finder (Mac) or Explorer (Windows):
 the size of the files in bytes, the date it was created or last modified, and the file name.
 
@@ -83,7 +83,7 @@ Byte, Kilobyte, Megabyte, Gigabyte, Terabyte and Petabyte in order to reduce the
 number of digits to three or less using base 2 for sizes.
 
 Now `ls -h` won't work on its own. When we want to combine two flags,
-we can just run them together. So, by typing `ls -lh` and hitting
+we can just run them together. So, by typing `ls -lh` and pressing
 enter we receive an output in a human-readable format (note: the order here doesn't matter).
 
 ~~~

episodes/03-working-with-files-and-folders.md

@@ -68,11 +68,11 @@ $ cd ..
 ~~~
 {: .bash}
 
-Instead of typing `cd firstdir`, let's try to type `cd f` and then hit the Tab key.
+Instead of typing `cd firstdir`, let's try to type `cd f` and then press the Tab key.
 We notice that the shell completes the line to `cd firstdir/`.
 
 > ## Tab for Auto-complete
-> Hitting tab at any time within the shell will prompt it to attempt to auto-complete
+> Pressing tab at any time within the shell will prompt it to attempt to auto-complete
 > the line based on the files or sub-directories in the current directory.
 > Where two or more files have the same characters, the auto-complete will only fill up to the
 > first point of difference, after which we can add more characters, and
@@ -176,14 +176,14 @@ We will see how we can get the first lines of several files at once.
 To save some typing, we introduce a very useful trick first.
 
 > ## Re-using commands
-> On a blank command prompt, hit the up arrow key and notice that the previous
+> On a blank command prompt, press the up arrow key and notice that the previous
 > command you typed appears before your cursor. We can continue pressing the
 > up arrow to cycle through your previous commands. The down arrow cycles back
 > toward your most recent command. This is another important labour-saving
 > function and something we'll use a lot.
 {: .callout}
 
-Hit the up arrow until you get to the `head 829-0.txt` command. Add a space
+Press the up arrow until you get to the `head 829-0.txt` command. Add a space
 and then `33504-0.txt` (Remember your friend Tab? Type `3` followed by Tab to
 get `33504-0.txt`), to produce the following command:
 
@@ -336,9 +336,9 @@ $ ls
 
 > ## Using `history`
 > Use the `history` command to see a list of all the commands you've entered during the 
-> current session. You can also use <kbd>Ctrl</kbd> + <kbd>r</kbd> to do a reverse lookup. Hit <kbd>Ctrl</kbd> + <kbd>r</kbd>, 
+> current session. You can also use <kbd>Ctrl</kbd> + <kbd>r</kbd> to do a reverse lookup. Press <kbd>Ctrl</kbd> + <kbd>r</kbd>, 
 > then start typing any part of the command you're looking for. The past command will 
-> autocomplete. Hit `enter` to run the command again, or press the arrow keys to start 
+> autocomplete. Press `enter` to run the command again, or press the arrow keys to start 
 > editing the command. If multiple past commands contain the text you input, you can 
 > <kbd>Ctrl</kbd> + <kbd>r</kbd> repeatedly to cycle through them. If you can't find what you're looking for 
 > in the reverse lookup, use <kbd>Ctrl</kbd> + <kbd>c</kbd> to return to the prompt. If you want to save 
@@ -353,8 +353,8 @@ $ ls
 > The `echo` command simply prints out a text you specify. Try it out: `echo 'Library Carpentry is awesome!'`.
 > Interesting, isn't it?
 >
-> You can also specify a variable. First type `NAME=` followed by your name, and hit enter.
-> Then type `echo "$NAME is a fantastic library carpentry student"` and hit enter. What happens?
+> You can also specify a variable. First type `NAME=` followed by your name, and press enter.
+> Then type `echo "$NAME is a fantastic library carpentry student"` and press enter. What happens?
 >
 > You can combine both text and normal shell commands using `echo`, for example the
 > `pwd` command you have learned earlier today. You do this by enclosing a shell

episodes/05-counting-mining.md

@@ -457,7 +457,7 @@ print the matching lines.
 {: .callout}
 
 Press the up arrow once in order to cycle back to your most recent action.
-Amend `grep 1999 *.tsv` to `grep -c 1999 *.tsv` and hit enter.
+Amend `grep 1999 *.tsv` to `grep -c 1999 *.tsv` and press enter.
 
 ~~~
 $ grep -c 1999 *.tsv