When you do not want to show the worksheet, you can hide them following the steps below:
Step 1: Right-click on the worksheet name;
Step 2: Select "Hide" from the dialog box.
Alternatively, please use commands in the ribbon:
Step 1: Click any cell in the worksheet;
Step 2: Click the "Home" tab from the ribbon;
Step 3: Click "Format" in Cells section, and select "Hide Sheet" from the "Hide & Unhide" command;
Step 4: The worksheet will hide.